| Patent Number |
Title Of Patent |
Date Issued |
| D268783 |
Cardiac telemonitor transmitter housing |
April 26, 1983 |
|
| D264128 |
Patient monitor or the like |
April 27, 1982 |
|
| D263316 |
Controlled lettering scriber |
March 9, 1982 |
|
| D263153 |
Controlled lettering scriber |
February 23, 1982 |
|
| D262757 |
Display case |
January 26, 1982 |
|
| D262636 |
Controlled lettering scriber |
January 12, 1982 |
|
| D262544 |
Controlled lettering scriber |
January 5, 1982 |
|
| D262462 |
Controlled lettering scriber |
December 29, 1981 |
|
| D262380 |
Controlled lettering scriber |
December 22, 1981 |
|
| D262379 |
Controlled lettering scriber |
December 22, 1981 |
|
| D262378 |
Controlled lettering scriber |
December 22, 1981 |
|
| D257961 |
Electronic surveying instrument or the like |
January 20, 1981 |
|
| D252918 |
Automatic builder's level or the like |
September 18, 1979 |
|
| D252917 |
Surveying instrument or the like |
September 18, 1979 |
|
| D251568 |
Numerical stereo compiler or the like |
April 10, 1979 |
|
| D251196 |
Portable numerical stereo compiler or the like |
February 27, 1979 |
|
| D250637 |
Electronic surveying instrument or the like |
December 26, 1978 |
|
| 4782626 |
Degradable agricultural mulch sheeting |
November 8, 1988 |
| Agricultural mulch sheeting which provides soil moisture retention and weed control during the growing season, yet is readily degradable when harrowed into the soil after harvest, comprises a creped natural kraft paper coated on both sides with a polyvinylidene chloride latex dispersion. |
| 4419432 |
Diazotype composition stabilization |
December 6, 1983 |
| Caprolactam, caprylolactam, and azacyclooctanone have been found to be equally effective as thiourea in stabilizing diazotype compositions and materials against pre-coupling, loss of shelf life, and dye image fading. |
| 4411166 |
Precise linear actuator |
October 25, 1983 |
| A linear actuator mechanism which comprises skewed roller members arranged about a drive shaft and translates rotation of the drive shaft to linear displacement along the shaft includes a pair of body members having a ball joint between them which serves as a pivot about which adjustable |
| 4379620 |
Light modulator employing electrooptic crystals |
April 12, 1983 |
| An electrooptic light modulator is constructed from a pair of subassemblies each comprising a lithium tantalate crystal fixed between two rigid, conductive electrodes. Such subassemblies may be individually tested to ensure the selection of a pair of crystals which are matching in therma |
| 4376159 |
Method of preparing matte finish color-proofing surprints |
March 8, 1983 |
| The finished surface of a multicolor surprint proof is made to exhibit a matte appearance and closely simulate the surface texture of the printing stock to which it is applied. Individual colored image adhesive layers are laminated in register to a receptor sheet which comprises a coated |
| 4376158 |
Color-proofing method |
March 8, 1983 |
| A method of forming a color-proofing surprint includes the image-wise light exposing of an imaging sheet having a photoresist top layer, removing by the application of developer fluid the more soluble areas remaining after light exposure, thereby revealing image-defining areas of an unde |
| 4359279 |
Photographic processing apparatus with liquid application to both sides of the photographic mate |
November 16, 1982 |
| Apparatus for safely transporting a sheet of photographic material through a development or other processing station comprises means for concurrently circulating processing liquid in the form of a plurality of streams both downward onto the sheet and upward from an underlying plate, the |
| 4350555 |
Precision laminating press |
September 21, 1982 |
| A press apparatus comprising a pair of parallel rollers sequentially joins a plurality of pre-imaged adhesive layers in precise registration to form a composite color proof. Detent and coupling means maintain the respective rollers and mounted image sheets in predetermined registration u |
| 4319197 |
ECG Amplifier overload control |
March 9, 1982 |
| An AC coupled amplifier system is protected from overloading input signals by means of a "bootstrap" circuit which provides a compensation signal substantially matching the overscale portion of such input signal and applies that compensation signal to the coupling capacitor as an offset |
| 4318617 |
DC Shift error correction for electro-optical measuring system |
March 9, 1982 |
| In an electro-optical measuring system which utilizes a sin/cos signal pair to determine the extent and direction of physical displacement, measurement errors often occurring as a result of extraneous DC level shifts in generated signals are corrected in a procedure which regularly s |
| 4286871 |
Photogrammetric measuring system |
September 1, 1981 |
| An electro-optical measuring system in a photogrammetric comparator or stereocompiler comprises a visible light transparent phase grating which is carried upon a surface of the photo support plate of the device. The grating is formed as a composite layer of .lambda./4 films of at least t |
| 4254925 |
Theodolite center mounting means |
March 10, 1981 |
| Means for conjointly mounting center members of dissimilar metals for stable concentric rotation about a theodolite spindle comprises a plurality of radially-extending guide grooves on one of the members disposed regularly about the axis of the spindle, and a like plurality of suppor |
| 4244547 |
Theodolite leveling means |
January 13, 1981 |
| A low-profile theodolite leveling means comprises a tribrach assembly including three separate platforms of which the second is mounted upon the first by means of a pair of pivot elements which establish a first fixed axis of tilt of the second platform, and the third is similarly mounte |
| 4240689 |
Telescope reticle adjusting means |
December 23, 1980 |
| Means for centering a reticle on the optical axis of a telescope comprises, within the telescope body, a split collar tapped to accommodate two pairs of diametrically opposed adjustment screws which bear upon rectilinear surfaces of a centrally located reticle mount. The arrangement prov |
| 4205385 |
Electronic surveying system |
May 27, 1980 |
| The surveying system comprises a theodolite which provides digital data from electro-optical horizontal and vertical circle reading components and includes a level sensor which generates digital data relative to the attitude of the vertical axis of the instrument. Additional means are |
| 4202110 |
Theodolite tangent screw system |
May 13, 1980 |
| Azimuth and elevation adjustments in a geodetic instrument are provided by systems which include coaxial locking and two-speed adjustment control knobs. In each such system, the control knobs are accessible at both the front and rear of the instrument to facilitate operation in either of |
| 4146927 |
Electronic surveying system |
March 27, 1979 |
| The surveying system comprises a theodolite which provides digital data from electro-optical horizontal and vertical circle reading components and includes a level sensor which generates digital data relative to the attitude of the vertical axis of the instrument. Additional means are |
| 4130340 |
Two-speed telescope focusing mechanism |
December 19, 1978 |
| Focusing mechanism for a telescope utilized in geodetic instruments and the like comprises a pair of manually accessible ring members mounted coaxially of the line of sight axis at the eyepiece end of the telescope. Rapid image acquisition is effected by means of a first of the rings whi |
| 4116693 |
Photo-imaging utilizing alkali-activated photopolymerizable compositions |
September 26, 1978 |
| A photopolymerizable composition useful in photo-imaging processes comprises an ethylenically unsaturated polymerizable compound and a photoinitiator comprising a combination of a photoreducible dye and an alkanolamine. The composition is substantially insensitive to visible light wh |
| 4112584 |
Telescope level adjusting means |
September 12, 1978 |
| Fine adjustment of a surveying instrument telescope reference spirit level is effected by rotating the bubble vial of the level about an axis which is slightly angularly displaced from the longitudinal axis of the vial. |
| 4100329 |
Drafting film |
July 11, 1978 |
| Sheet material useful in the preparation of draftsmen's and engineers' plans and drawings comprises a base support, preferably of a stable polyester film, bearing a translucent pencil- and ink-receptive coating comprising finely-divided silica pigment dispersed throughout a binder ma |
| 4097734 |
Zero index for electro-optical measuring device |
June 27, 1978 |
| Means for producing a counter reset pulse at the precise zero datum in an electro-optical measuring device comprises a sub-assembly including a light source, a patterned reticle, and a pair of photosensors, and a cooperating imaging reflector element. Each of the sub-assembly and ref |
| 4084327 |
Theodolite adjusting means |
April 18, 1978 |
| Telescope elevation controls in a geodetic instrument include coaxially mounted control knobs which respectively effect positive clamping of a lever arm member to the telescope axle, and fine adjustment drive of telescope elevation. Kinematic bearing means are also provided along with |
| 4077132 |
Digital level indicator |
March 7, 1978 |
| A level indicator providing a digital display of gravity-related attitude comprises a capacitive gravimeter pickup assembly the complementary capacitor pair of which are alternately switched, on an equal-time basis, into an R.C. oscillator circuit. Concurrently, each oscillator pulse tra |
| 4043879 |
Electrolytically induced polymerization utilizing bisulfite adduct free radical precursor |
August 23, 1977 |
| Polymerization of an ethylenically unsaturated compound is achieved by means of free radical initiators derived from the reaction of an aldehyde/bisulfite adduct with cupric ions resulting from electrolysis involving a copper anode. By including a photoconductive cathode in the syste |
| 4012295 |
Electrolytically induced polymerization utilizing bisulfite adduct free radical precursor |
March 15, 1977 |
| Polymerization of an ethylenically unsaturated compound is achieved by means of free radical initiators derived from the reaction of an aldehyde/bisulfite adduct with cupric ions resulting from electrolysis involving a copper anode. By including a photoconductive cathode in the syste |
| 4012256 |
Photo-imaging utilizing alkali-activated photopolymerizable compositions |
March 15, 1977 |
| A photopolymerizable composition useful in photo-imaging processes comprises an ethylenically unsaturated polymerizable compound and a photo-initiator comprising a combination of a photoreducible dye and an alkanolamine. The composition is substantially insensitive to visible light w |
| 3975243 |
Electrolytically induced polymerization utilizing diazotization of primary aromatic amines |
August 17, 1976 |
| Material useful in electropolymerization processes comprises a conductive support and a layer thereon of a composition comprising a polymerizable monomer and polymerization catalyst precursor which is a combination of an alkali metal nitrite and a primary aromatic amine. Electrolysis of |
| 3959888 |
Precise indexing detent |
June 1, 1976 |
| A precise indexing detent comprises a pair of grooved members the plane groove faces of which define a polyhedron within which there may be positioned a sphere in surface contact with all such faces. A detent member comprising a spherical section is situated in close association with |
| 3954462 |
Electrolytically induced polymerization utilizing diazotization of primary aromatic amines |
May 4, 1976 |
| Material useful in electropolymerization processes comprises a conductive support and a layer thereon of a composition comprising a polymerizable monomer and polymerization catalyst precursor which is a combination of an alkali metal nitrite and a primary aromatic amine. Electrolysis of |
| 3944423 |
Light-sensitive diazotype material comprising a fluoroalkoxy-substituted diazonium compound |
March 16, 1976 |
| Diazotype material includes a light-sensitive diazonium compound of the general formula ##SPC1##Wherein:R.sub.1 and R.sub.2 are substituted or unsubstituted alkyl, aralkyl, or cycloalkyl groups, or form, with the nitrogen atom, a heterocyclic radical, which may be substituted;R.sub.3 |
