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the drawing figures are intended to illustrate the general manner of construction and are not necessarily to scale . in the detailed description and in the drawing figures , specific illustrative examples are shown and herein described in detail . it should be understood , however , that the drawing figures and detaile...
8
referring to fig1 , a canopy assembly according to the invention is shown at reference numeral 20 . the canopy assembly 20 is provided attached to a rollover protection bar 40 of a tractor 15 . one advantage of the present invention is that the sun shield 30 of the canopy assembly 20 can be quickly and easily attached ...
1
the present invention now will be described more fully hereinafter with reference to the accompanying drawings , in which preferred embodiments of the invention are shown . this invention may , however , be embodied in many different forms and should not be construed as limited to the embodiments set forth herein ; rat...
0
fig1 a illustrates a schematic , cross - sectional view of a process chamber 100 according to one embodiment . the process chamber 100 may be used to process one or more substrates , including the deposition of a material on an upper surface 116 of a substrate 108 . the process chamber 100 may include a chamber body 10...
2
the energy storage assembly according to the invention as shown in fig1 comprises , along with a multiplicity of galvanic cells z 1 , z 2 , . . . zn , a control unit bms - c , a connecting unit bms - v , and also , for each of the galvanic cells z 1 , z 2 , . . . zn , a respectively assigned converter and control unit ...
7
a plasma processing system of the type to which this invention is applied includes a chamber which encloses a plasma region filled with an ionizable gas and into which rf electromagnetic energy is coupled . the energy interacts with the gas to initiate and sustain a plasma . according to the invention , one or more com...
7
the present invention will now be described with reference to embodiments thereof , which , however , should not be construed as restrictive . an embodiment of this invention which is applied to the manufacture of a compressor screw rotor will be described . fig1 a and 1b are schematic diagrams illustrating a process i...
1
[ 0027 ] fig1 shows the steps of a method according to an embodiment for comparing the addresses of potential recipients of goods with at least part of the denied parties listing ( dpl ). the method is performed by the system shown in fig2 . the system of fig2 comprises an order management system 100 , such as the smar...
6
with reference to the number references of the above mentioned figures , the barrier transition for removably closing road gaps , according to the invention , which has been generally indicated by the reference number 1 , comprises longitudinal elements 20 , made by coupling two barrier sections , and connected to one ...
4
reference will now be made in detail to the present preferred embodiments of the present invention , examples of which are illustrated in the accompanying drawings , wherein like reference numerals refer to the like elements throughout . the embodiments are described in order to explain the present invention by referri...
6
hereinafter , an embodiment of the present invention will be described in detail with reference to the accompanying drawings . in the following description of the present invention , a detailed description of known functions or configurations incorporated herein will be omitted when it may make the subject matter of th...
7
a digital logic design implementing subtraction with a 3 : 2 carry - save - adder ( csa ) in a high speed floating point unit ( fpu ), is disclosed . in the following description , for purposes of explanation , specific numbers , times , signals , etc ., are set forth in order to provide a thorough understanding of the...
6
although the method of the present invention is explained with reference to exemplary nmos and pmos devices , it will be appreciated that the method of the present invention may be applied to the formation of any mosfet device where a stress level is controllably introduced into a charge carrier channel region by selec...
7
the instant new , novel , and unique invention , including methods , means , processes and techniques is based on the discovery that selective removal of elemental mercury from flue gas or the like can produce a reference gas for a zero point calibration at measurement wavelengths for elemental mercury . other componen...
6
the present invention will now be described more specifically with reference to the following embodiments . it is to be noted that the following description of preferred embodiments of this invention are presented herein for purpose of illustration and description only . it is not intended to be exhaustive or to be lim...
7
the following discussion of the embodiments of the invention directed to a current monitoring and control circuit employing a magnetic amplifier and a feedback circuit is merely exemplary in nature , and is in no way intended to limit the invention or its applications or uses . fig4 is a schematic diagram of a current ...
6
reference will now be made in detail to the preferred embodiments of the present invention , examples of which are illustrated in the accompanying drawings , wherein like reference numerals refer to same elements throughout . the figures are not drawn to scale , for the sake of clarity . it should be understood that wh...
7
the invention and the resulting advantages can be seen in the following examples of embodiments backed up by the appended figures . the whole dry plant comes from south america or more generally from tropical countries . this plant is ground until a powdered is obtained . the extraction of the ground plant is performed...
0
referring to fig1 , an apparatus for cathodic arc vapor deposition on a substrate , hereinafter referred to as a “ cathodic arc coater ” 10 , is provided having a vessel 12 , means 14 for maintaining a vacuum in the vessel 12 , a cathode 16 , a contactor 18 , and means 20 for sustaining an arc of electrical energy betw...
2
while the invention is susceptible of various modifications and alternative constructions , certain illustrated embodiments thereof have been shown in the drawings and will be described below in detail . it should be understood , however , that there is no intention to limit the invention to the specific form disclosed...
5
methods and apparatuses for updating database systems are described . note that in this description , references to “ one embodiment ” or “ an embodiment ” mean that the feature being referred to is included in at least one embodiment of the invention . further , separate references to “ one embodiment ” in this descri...
6
the only limitations with respect to the dye and / or pigment that may be used in this invention is that the same is / are safe for topical application , compatible with a lipophilic carotenoid and suitable to be used to generate a composition with the color characteristics as defined herein . such dyes and / or pigmen...
0
referring now to the drawings there is shown in fig1 a wheeled vehicle 9 having four wheels each with a tire 10 . this vehicle 9 is illustrative of any type of motorized or non - motorized vehicle that may be moved over a supporting surface 11 . each tire 10 has an anti - scuff device 12 mounted thereon to provide a su...
8
the preferred embodiments of the present invention will be described in detail with reference to fig6 - 9 . each of the embodiments will be described as a control operation of the primary / non - primary base station mode controller 206 at a base station , which may be implemented by a control program running on a prog...
7
fig1 a - c illustrate an instrument that provides the functionality of three pulse oximeters in one . fig1 a illustrates a full - featured handheld pulse oximeter 101 . fig1 b illustrates a full - featured standalone pulse oximeter 105 . fig1 c illustrates an upgrading pulse oximeter 109 . as shown in fig1 a , the hand...
0
fig1 describes a section of an electronic device , a television decoder for example . the device comprises a printed circuit 1 on which the electronic circuits 2 are arranged . a hard disk 3 enables recording of data , particularly of lengthy audiovisual works . the circuits 2 and the disk 3 consume a lot of power and ...
6
musicians have a need to be able to accurately and rapidly change the tune of each of the strings of a musical instrument , such as a guitar . an exemplary guitar 10 is shown in fig1 . the guitar 10 is an electric guitar , having a solid body 16 , a neck 12 extending from the body , and a head 14 disposed at the end of...
6
referring to fig2 the cap 20 of the present invention generally includes a sleeve member 22 defining a first end 24 and second end 26 of the cap 20 . a first flange 28 is formed integrally with and extends radially inwardly from the sleeve 22 at the first end 24 of the cap 20 , and a second flange 30 is formed integral...
0
the configuration of saturometer 10 is shown in fig1 . saturometer 10 comprises analyzer 11 , sensor package 12 , and detachable probes 13a - c . the outer container of analyzer 11 is comprised of waterproof housing 31 . however , there is a small opening ( not shown ) on one side of housing 31 which is covered with a ...
6
while the making and using of various embodiments of the present invention are discussed in detail below , it should be appreciated that the present invention provides many applicable inventive concepts , which can be embodied in a wide variety of specific contexts . the specific embodiments discussed herein are merely...
4
the invention is disclosed as being embodied preferably in a single - use 35 mm camera having a built - in electronic flash unit . because the features of such a camera are generally known , the description which follows is directed in particular only to those elements forming part of or cooperating directly with the d...
2
in an embodiment , the present invention provides novel pyridone disulfide derivatives of formula ( i ), a process for their preparation and isolation of stable compounds of formula ( i ) in the ph range of 4 . 5 to 8 . 5 . the invention also includes the preparation of stereoisomeric isomers of stable pyridone disulfi...
2
in a conventional mri system of the prior art , dc magnetic gradient coils produce a magnetic field gradient that is scanned across the object to be imaged . at a given time , only a single volume slice is in resonance with the rf source ( and thus excited ), and only a single line in k - space is accessed , and the im...
6
the disclosure is illustrated by way of example and not by way of limitation in the figures of the accompanying drawings in which like references indicate similar elements . it should be noted that references to “ an ” or “ one ” embodiment in this disclosure are not necessarily to the same embodiment , and such refere...
7
referring to fig1 , the illustrated lockable switch mechanism comprises a housing 1 in which a plunger 2 is slidable and which supports a head assembly 3 supporting a rotatable cam 4 , the cam 4 being rotatable about a pin 5 . the plunger 2 comprises a metal core supporting an outer casing 6 which is slidably received ...
7
a wireless interactive super broadband communication network ( hereinafter a “ wisb ” network ), according to various aspects of the present invention , includes interactive communications platforms . a bandwidth in excess of 1 gigabit per second for user devices is hereafter referred to as “ super broadband ”. super b...
7
the typical embodiment of a motor vehicle window 1 illustrated partially in cross section in fig1 includes a mounting flange 3 , which surrounds a window opening 2 , and a window pane 4 which is mounted in the window opening 2 and comprises a pane 5 of glass . to mount the pane of glass 5 , a plastic edge part 6 is mol...
1
embodiments of a nomadic server enable telephone communications that can be initiated using voip while within a voip access point , such as a wifi hotspot , and enable telephone communications that can be initiated using a cellular network while within a cellular area and outside of a voip access point . when a caller ...
7
referring to fig1 and 2 of the drawings , there is illustrated a combustion products detector , generally designated by the numeral 20 , which includes a housing 21 having a circular base 22 provided with a peripheral upstanding flange 23 having attachment means 24 at spaced - apart points therealong . the housing 21 a...
6
the present invention relates to a process for the reduction of fluorescence in secondary fibers by using ozone . bleaching of the pulp fibers by commercial means is also surprisingly improved by this process . generally , the present invention is based in part upon the discovery that sequences which split the total oz...
3
please refer to fig2 , which shows an embodiment of the present invention by a schematic circuit diagram . the present invention employs a buck converter 30 to replace the linear voltage converter 10 in the prior art . the buck converter 30 has better power utilization efficiency and is less likely to cause heat dissip...
7
fig1 illustrates an eem 10 , exemplary of an embodiment of the present invention . eem 10 includes an objective lens 26 , a drift chamber 28 , a dynamic projector lens 12 , and an electron detector 34 . an optional deflector / stigmator unit 32 also forms part of eem 10 . eem 10 may be used to image an object 16 or a p...
7
although described with particular reference to a device that monitors an electrical meter , the state response and detection device ( sradd ) and method of the disclosed embodiment can be implemented in any system in which remote error diagnosis is desirable . fig1 illustrates an exemplary electrical meter in which th...
7
fig9 illustrates exemplary steps for utilizing a posteriori measurements to adjust a projection imaging tool . each step is discussed in detail below . first , a process of reference ( por ) for manufacturing a chip is provided . in abbreviated and truncated form , fig6 is one example . of greatest relevance to the pre...
6
the slice lip 10 of the present invention is substantially symmetrical about its longitudinal centerline as indicated by the centerline 12 in fig1 . the slice lip 10 is formed with a bottom surface 14 that is substantially planar . the slice edges 16 and 18 , which extend substantially parallel to the longitudinal cent...
3
while a detailed treatment of error detection and correction techniques may be found in hamming , &# 34 ; error detecting and error correcting codes &# 34 ; bell system technical journal , volume 29 , 1950 , pages 147 - 160 , the following discussion is believed necessary in order to provide an understanding of the pre...
7
before explaining the present invention in detail , it should be noted that the invention is not limited in its application or use to the details of construction and arrangement of parts illustrated in the accompanying drawings and description . the illustrative embodiments of the invention may be implemented or incorp...
0
referring to the drawings in general , and more particularly to fig1 , shown therein is a top view of a disc drive 100 constructed in accordance with the present invention . the disc drive 100 includes a basedeck 102 that has several fastener receptacles 104 , the basedeck 102 supporting various disc drive components ,...
8
in the following detailed description , numerous specific details are set forth in order to provide a thorough understanding of some embodiments of the invention . however , it will be understood by persons of ordinary skill in the art that embodiments of the invention may be practiced without these specific details . ...
7
referring now to fig1 there is shown an embodiment of the subject invention as applied in a magnetic printing system wherein latent magnetic images are produced on a magnetic medium such as an endless belt of magnetic tape and the latent magnetic images are developed with toner particles which are then transferred to a...
6
the vehicle chosen to illustrate the invention , generally designated 20 , is a personnel car or portal bus . it runs on railway - type tracks 18 to transport men into and about underground mines . one of the major current applications is in coal mines . the vehicle has a frame or body 22 mounted on a pair of axle asse...
1
fig1 shows an exploded view of the isometric view of the gimbaled mounting device 10 . a mounting ring 12 is provided to secure a shower actuator to the mounting device . the mounting ring &# 39 ; s inside diameter is preferably equal to or slightly less than the outside diameter of the shower actuator so that the actu...
5
in fig1 , the omni - directional air vehicle , depicted generally by the number 10 , comprises a pod 11 with pod supports 12 , and a connected turbofan system 16 having a turbo - electric , counter - rotating ducted fan 20 provided with two counter - rotating propellers 21 and 22 , peripherally driven by counter - rota...
1
the contents of u . s . pat . no . 7 , 208 , 089 , entitled “ biomimetic membranes ”, is expressly incorporated herein by reference . the international patent application , pct / us08 / 74163 , entitled “ biomimetic polymer membrane that prevents ion leakage ”, is expressly incorporated herein by reference . the intern...
8
as shown in fig1 , 3 , 6 , and 7 , the retractor 23 of the present invention comprises generally a cross bar or rack 22 and a first arm 24 ( 24 a , 24 b ) and second arm 26 . the cross bar 22 has in the preferred embodiment teeth on two opposing surfaces 25 and 27 for reasons that will be explained below . the critical...
0
in the following detailed description , reference is made to the accompanying drawings which form a part hereof , and in which is shown by way of illustration specific embodiments in which the invention may be practiced . in this regard , directional terminology , such as “ top ,” “ bottom ,” “ front ,” “ back ,” “ lea...
1
the following description is merely exemplary in nature and is not intended to limit the present disclosure , application , or uses . referring now to the drawings in which like reference numerals designate like or corresponding parts throughout the several views , there is shown in fig1 a scroll compressor which incor...
5
in the description of the figures which follows , the same reference numerals are used for the same or similar elements . fig1 shows a schematic illustration of components of an update device 100 for a vehicle based on an exemplary embodiment of the invention . by way of example , the update device 100 is installed in ...
6
in the technology of multipoint coordinated transmission , in order to enable the network side to have accurate knowledge of interference to which a user equipment is subjected to thereby correctly perform resource allocation and scheduling , in an embodiment of the invention , the user equipment needs to measure initi...
7
in many data storage or communications systems , two separate codes are combined to form a composite code . the most common method of combining two component codes is simple concatenation . in simple concatenation , the composite codeword consists of a sequence of smaller blocks . each of the smaller blocks is a codewo...
7
referring more particularly to the drawing by characters of reference , fig1 discloses a face mask such as , for example , a baseball catcher &# 39 ; s mask 10 comprising a plurality of wires 11 interconnected into a grillwork assembly 12 . preferably , the metal wires 11 are welded together at intersecting points and ...
0
before the description of the preferred embodiments , a prior art method for manufacturing a bicmos device will be explained with reference to fig1 a through 1i ( see jp - a - 4 - 34626 ). in fig1 a through 1i , nmos designates an n - channel mos transistor forming area , pmos designates a p - channel mos transistor fo...
7
the first aspect of the present invention is a composition comprising a halogenated aromatic monomer - metal complex having a halogenated aromatic monomer fragment and a metal complex fragment and represented by the following formula : where l is a bidentate ligand ; m is ir , rh , or os ; ar ′ and ar ″ are aromatic mo...
8
the invention will be described here with respect to the embodiments in which the binding device is more particularly adapted to cross - country skiing . however , as noted above , cross - country skiing is merely exemplary of the fields of endeavor to which the invention is intended to encompass . the first embodiment...
0
the present invention will now be described more fully with reference to the accompanying drawings , in which preferred embodiments of the invention are shown . this invention may , however , be embodied in different forms , and the invention should not be construed as limited to the embodiments set forth herein . rath...
8
in accordance with the principles of the present invention , an intraocular lens is provided having a haptic portion and a light - transmissive optic portion . the optic portion contains one or more fluid - mediated pistons arranged to apply a deflecting force on an anterior or posterior element of the lens to provide ...
0
fig1 through 4 illustrate a bearing assembly constructed in accordance with the invention . fig1 shows a portion of an electrical submersible pump motor 10 that has an outer housing 12 that encloses a stator 14 . the stator 14 is made up of a number of laminations 16 and encloses a bore 17 . a rotor shaft 18 is rotatab...
5
the present invention is directed to a system and method that enables communication ( i . e ., audio conferencing ) between a linked packet - switched server architecture for internet protocol ( ip )- based clients and a circuit - switched server architecture for phone - based clients . in a preferred embodiment of the...
7
preferred embodiments of the present invention will be described hereinbelow with references to the accompanying drawings . in the following description , well - known functions or constructions are not described in detail , since such minutia would obscure the invention in unnecessary trivia . referring to fig1 , an e...
8
referring to fig2 to 4 , the preferred embodiment of a protective cover device according to the present invention is adapted to be mounted on a worktable of a sawing machine ( not shown ) on which a workpiece ( not shown ) is fed along a working path in a longitudinal direction , and is shown to comprise a supporting m...
8
the present invention is directed to optical interconnection networks and more particularly to optical interconnection networks exploiting space - time - wavelength domains with reduced power consumption . the ensuing description provides exemplary embodiment ( s ) only , and is not intended to limit the scope , applic...
7
by the expression “ non - electrically powered device ” it is meant here a device which is able to release a volatile , with an essentially linear performance over the lifetime of the device , without requiring an electric help such as heating or venting means . other means generally used to regulate the rate of evapor...
0
the invention now will be described more fully hereinafter with reference to the accompanying drawings , in which example embodiments of the invention are shown . this invention may , however , be embodied in many different forms and should not be construed as limited to the example embodiments set forth herein ; rathe...
5
while the present invention may be embodied in various forms , there will hereinafter be described some exemplary and non - limiting embodiments , with the understanding that the present disclosure is to be considered an exemplification of the invention and is not intended to limit the invention to the specific embodim...
8
the following description is presented to enable any person skilled in the art to make and use the invention , and is provided in the context of particular applications and their requirements . various modifications to the exemplary embodiments will be readily apparent to those skilled in the art , and the generic prin...
6
fig1 is a block diagram depicting an electronic data system 100 incorporating a data storage system 104 in accordance with embodiments of the present invention . in general , the data storage system 104 may be interconnected to one or more host processors or computers 108 by a host bus and / or network 112 . accordingl...
6
the other resin added to polyethylene terephthalate ( referred to as the blend resin ) may be suitably chosen from among resins which can be extruded at 270 °- 350 ° c . e . g . polyolefin resins such as polyethylene or polypropylene , polyether resins such as polyethylene glycol , polyoxymethylene and polyoxypropylene...
1
a preferred embodiment of the invention is incorporated into a node referred to as a adaptable node ( rxn ) in a adaptive computing engine ( ace ) manufactured by quicksilver , inc ., of san jose , calif . details of the ace engine and rxn node can be found in the priority and related patent applications reference abov...
6
the viscosity measuring system 10 is based on and uses a stein hall cup 11 used in the paper and paperboard industry for many years . as discussed above , the stein hall cup is supplied with liquid starch and the starch level in the cup is monitored as it moves downwardly by gravity through an orifice 12 in the cup . t...
6
in the following detailed description , reference is made to the accompanying drawings which form a part hereof , and in which is shown by way of illustration specific embodiments in which the invention may be practiced . these embodiments are described in sufficient detail to enable those skilled in the art to practic...
7
the features and numerous advantages of the method and system according to the present invention will be best apparent from a detailed description of preferred embodiments with reference to the accompanying drawings , in which : fig1 is a schematic drawing of an optical network topology in which the present invention m...
7
the asphalt additive of the present invention comprises the compound represented by the formula ( i ), ( ii ) or ( iii ). the asphalt additive may comprise the compound alone or may comprise another component in addition to the compound . further , the compound represented by the formula ( i ), ( ii ) or ( iii ) may be...
2
referring to fig1 to 7 , what is shown is a method for the treatment of glaucoma by trabecular bypass surgery . in particular , a seton implant is used to bypass diseased trabecular meshwork at the level of trabecular meshwork to use or restore existing outflow pathways and methods thereof . for background illustration...
0
modes for carrying out the present invention will be described hereinbelow . a . means for specifying and isolating limulus reaction - activating substance of the present invention a limulus reaction - activating substance of the present invention ( hereinafter also referred to as a limulus reaction - activating substa...
8
the present invention relates to systems , methods and devices for composing , sending and receiving reliable asynchronous message transmissions . referring to fig1 , an overview of a system 10 for composing , sending and receiving such asynchronous voicemail transmissions is shown . in this embodiment , system 10 incl...
7
hereinafter , a preferred embodiment of the invention will be described in detail with reference to the drawings . fig1 is a block diagram showing in outline the arrangement of a camera - integrated type vtr arranged according to the invention as an embodiment thereof . referring to fig1 an image pickup part 10 is comp...
6
fig1 illustrates a conventional direct digital synthesizer dds which comprises a digital triangle wave generator 1 whose output , digital triangle wave is fed to a look up table in the form of a prom 2 . the output from the prom 2 is fed to a dac 3 having a linear transfer function which generates an analogue sinewave ...
7
the packaging container producing apparatus according to a preferred embodiment of the invention is composed of the same construction as the packaging container producing equipment described in fig1 excepting the major parts . fig2 is a sketch of a tension pressing device for tensioning the web w being transferred , wh...
1
fig1 illustrates the region of the vessel bottom , lined with refractory material 1 , of a direct - current arc furnace having a bottom electrode 2 . the bottom electrode 1 originally passing through the entire vessel bottom has been partly consumed . the space above is filled with a mixture of molten electrode materia...
2
fig1 is a diagram illustrating the overall configuration of a mos solid - state imaging device consistent with the present invention . as shown in fig1 , a solid - state imaging device 1 according to a first embodiment includes a pixel array ( so - called pixel region ) 3 , in which a plurality of pixels 2 including a ...
7
fig1 is a perspective view of a turf conditioning machine 12 according to the invention located on a golf green 16 . machine 12 is attached by an air hose 21 and a fluid hose 20 to a support system 14 . the support system 14 includes a trailer 28 that supports a 200 gallon tank 26 , a hose reel 24 , and compressor 22 ....
0
the object of the present invention is to discover and develop a novel small molecule compound acting on vp1 of a picornavirus , which can block the adhesion and uncoating of the virus , has an inhibition activity on a picornavirus , and thereby accomplishes the goals of the prevention and / or treatment of a disease c...
2
referring to fig1 a drug administration rate calculator 110 according to the invention includes a keyboard 112 and a display 114 mounted in a case 116 . the keyboard 112 and the display 114 are connected to a computation system 118 , shown in fig4 and 5 . the display 114 is preferably a liquid crystal display well know...
6
the following description is provided to enable any person skilled in the art to make and use the invention and sets forth the best modes contemplated by the inventor of carrying out her invention . various modifications , however , will remain readily apparent to those skilled in the art , since the general principles...
0
before proceeding with the detailed description , it should be noted that the present teaching is by way of example , not by limitation . the concepts herein are not limited to use or application with one specific type of space situational awareness system . thus , although the instrumentalities described herein are fo...
6
the present invention provides in some embodiments , a device for strengthening and stretching muscles having a series of loops . the device can be formed from strips of elastic material periodically joined in order to form loops . more particularly , a top portion of elastic material can be laid on top of a bottom por...
0
referring to the drawings , fig1 shows a first embodiment of guard element 1 comprising an elongate body portion 2 of aluminium or plastics material having a pair of elongate slots 4 , 6 formed in its front surface 7 . lengths of synthetic brush strip 8 , 10 are fixed into the slots 4 , 6 , by means of a slide fit conn...
1
fig1 and 2 illustrate , on general lines , drilling equipment attached to the three - point - linkage of a tractor , deriving its power from the tractor engine through its power - take - off . the working parts are carried on a carriage comprising a rectangular frame 1 supported at its rear end by a single road wheel 2...
4
embodiments of the present invention will now be described in detail , by way of example only , with reference to the accompanying drawings in which identical or corresponding parts / features are provided with the same reference numerals in the figures . fig1 shows the processing flow of electronic documents received ...
6
unless specifically defined otherwise , all technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs . although any methods and materials similar or equivalent to those described herein can be used in the practice or testi...
1