Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; Apparatus or arrangements employing analogous techniques using waves other than optical waves; Accessories therefor › G03B 27 - Photographic printing apparatus
Patents for G03B 27 - Photographic printing apparatus (25,157)
09/1982
09/01/1982EP0059083A2 Electrophotographic printing machine and method
09/01/1982EP0058763A1 Apparatus for pressing registration material
08/1982
08/31/1982US4346984 Document scanner
08/24/1982US4345833 Lens array
08/24/1982US4345751 Sheet feeding apparatus
08/24/1982US4345707 Method of automatically framing a reversal film provided with edge notches
08/24/1982CA1130364A1 Automatic multimode continuous halftone line copy reproduction
08/24/1982CA1130124A1 Unitary optical system mounting component for imaging apparatus
08/19/1982WO1982002779A1 Method of printing color photograph
08/18/1982EP0057987A1 Display device for photocopiers
08/17/1982US4345277 Linear light source fixing device used in a facsimile transmission apparatus
08/17/1982US4344708 Method and apparatus for exposure quantity control in automatic color printer
08/17/1982US4344704 Method of determining correction parameters for use in light-amount adjustment in a color copying operation
08/17/1982US4344703 Copying machine with retractable stopper
08/17/1982US4344702 Adapter for photographic enlarger and method of attaching same
08/17/1982US4344701 Microfiche recording system with traveling film head
08/17/1982US4344699 Exposure and contrast determination by prescanning in electronic photoprinting systems
08/17/1982US4344697 Copying machine
08/17/1982US4344696 Means for driving reciprocating members
08/17/1982US4344695 Method and apparatus for slitwise exposure of photosensitive member in copying machines
08/17/1982US4344693 Belt tracking system
08/17/1982US4344683 Quality control method and apparatus for photographic pictures
08/17/1982US4344614 Collator
08/17/1982CA1129941A1 Table top copy machine
08/11/1982EP0057442A2 Method and apparatus for microfilming documents of varied length
08/10/1982US4344088 Variable-velocity film exposing and developing apparatus
08/10/1982US4343549 Box type contact printer
08/10/1982US4343542 Smoothing device for scan lines of a photographed CRT display
08/10/1982US4343540 Plotting apparatus and method utilizing encoded optical means
08/10/1982CA1129480A1 Printer with duplex printed sheet output
08/03/1982US4342513 Easel board used in photographic printing
08/03/1982US4342511 Illumination system having an efficient light guide
08/03/1982US4342504 LED-Fiber optic character printer
08/03/1982CA1129098A1 Photograph multiplying factor automatic-counting scale
07/1982
07/28/1982EP0056693A2 Scanning optics copier with adjustable copy pitch
07/27/1982US4341467 Exposure guide
07/27/1982US4341465 Exposure control for subtractive photographic printer
07/27/1982US4341462 Copying machine with collating apparatus
07/27/1982US4341459 Scanning projection apparatus
07/27/1982US4341454 Self-developing photographic apparatus with multiple timers
07/27/1982US4341128 Device for moving a slidable stage on a two-dimensional plane
07/20/1982US4340905 Photographic printer and color film analyzer apparatus
07/20/1982US4340298 Copyholder
07/20/1982US4340297 Device for driving copy board of a copying machine
07/20/1982US4340286 Photographic film unit
07/20/1982CA1128115A1 Document feeder system having a suspending/commencing mode with a judgment decision capability
07/20/1982CA1127993A1 Sheet receiving apparatus and process
07/20/1982CA1127899A1 Electro-optical character generator for photocomposing apparatus
07/13/1982US4339517 Color correction method for color negative
07/13/1982US4339197 Large format camera light baffle apparatus
07/13/1982US4339182 Control systems for microfilm readers
07/13/1982EP0047306A4 An envelope for transparencies for overhead projectors and like projecting apparatus.
07/13/1982CA1127438A1 Aperture-controlling device in a variable-scale photocopying machine
07/08/1982WO1982002257A1 Method and device for operating printing material during the production of photographic colour copies
07/08/1982WO1982002256A1 Multiple magnification optical assembly
07/07/1982EP0055550A1 Sheet feeding and registration apparatus
07/06/1982US4338022 Multiple magnification optical assembly
07/06/1982US4338021 Imaging apparatus
07/06/1982US4338020 Device for detecting the size of the material to be copied in copying machines
07/06/1982US4338018 Light scanning assembly for electrophotographic printing plate making apparatus
07/06/1982US4337936 Compact sorter
07/06/1982US4337935 Copying apparatus having a manual insertion paper feeding mechanism
07/06/1982CA1127230A1 Stationary light source electrophotographic copier
06/1982
06/30/1982EP0054848A1 Process and apparatus for exposing photographic material when making colour reproductions
06/29/1982US4336996 Variable-focal-length objective and an optical system equipped with objectives of this type for the production of special effects on film
06/29/1982US4336995 Precession scanning system for copier device
06/29/1982US4336984 Apparatus for holding a copy in reproduction camera
06/29/1982US4336929 Variable corrugation vacuum corrugating sheet feeder
06/29/1982US4336928 Method for feeding documents to a copy machine
06/29/1982CA1126801A1 Electrostatic copying apparatus
06/29/1982CA1126800A1 Rotatable focusing means for variable magnification electrophotographic copier
06/23/1982EP0054351A2 A finishing apparatus and document reproduction system incorporating same
06/22/1982US4335958 Method of copying pictures from a transparent carrier to a sensitive paper and device for its execution
06/22/1982US4335956 Method and apparatus for adjusting associated photographic copying and developing machines
06/22/1982US4335954 Copier registration method and apparatus
06/22/1982US4335953 Variable magnification copying apparatus
06/22/1982US4335950 Frame assembly with upper and lower frame members for automatic reproducing apparatus
06/22/1982US4335949 Reproduction machine with recirculating document handler diagnostics
06/16/1982EP0053856A1 Cassette for holding and dispensing a roll of web material
06/15/1982US4335399 Normalizing circuit for color printing system
06/15/1982US4334768 Receptacle for negative carriers
06/15/1982US4334767 Flash exposure system
06/15/1982US4334765 Booklet preparation utilizing an electrophotographic apparatus
06/15/1982US4334764 Sheet feeding apparatus
06/15/1982US4334762 Single fixed position lens variable copy size optical system for copying machine
06/15/1982US4334761 Electrophotographic copying machine
06/15/1982US4334759 Precise center line registration of a substrate
06/15/1982US4334734 Optical apparatus for the reproduction of images using a liquid crystal cell
06/15/1982US4334674 Automatic feeding device for copying machines
06/15/1982US4334472 Mechanism for feeding and transporting printing plates
06/15/1982CA1125552A1 Image projection system
06/09/1982EP0053128A1 Document copier with automatic image quality control.
06/08/1982US4333723 Full frame flash illumination system utilizing a diffuse integrating optical cavity
06/08/1982US4333639 Recirculating document feed for electrophotographic apparatus
06/08/1982CA1125356A1 Electrostatic copying process and apparatus
06/08/1982CA1125355A1 Imaging apparatus
06/08/1982CA1125354A1 Device for flash imaging dry-process film
06/08/1982CA1125353A1 Device for flash imaging dry-process film
06/01/1982US4332877 Electrophotographic copying method
06/01/1982US4332466 Apparatus for producing microform records at high speed from computer or other electrical data signal sources
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