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)
06/1982
06/01/1982US4332461 Electrical drive for scanning optics in a continuously variable reduction copier
06/01/1982US4332460 Optical scanning carriage
06/01/1982US4332377 Compact sorter
05/1982
05/27/1982WO1982001802A1 Device for controlling discharge lamps intended to the reading of documents
05/27/1982WO1982001774A1 Method of color printing
05/26/1982EP0052327A2 Device for projecting a mark image on a film
05/26/1982EP0052104A1 Flexographic printing camera and method of operation
05/25/1982US4331396 Camera providing aperture masking and ground glass reticle masking
05/25/1982US4331275 Orthogonal film drive
05/19/1982EP0052071A1 Device for guiding limited-length film strips during their transport
05/18/1982US4330201 Scanner drive clutch
05/18/1982US4330200 Copying machine with collating apparatus
05/18/1982US4330197 Recirculating documents duplex copier
05/18/1982US4330096 Apparatus for winding or unwinding webs of photosensitive material or the like
05/18/1982CA1123891A1 Timing apparatus in a copier
05/18/1982CA1123802A1 Full frame flash illumination system utilizing a diffuse integrating optical cavity
05/18/1982CA1123801A1 Full frame flash illumination system utilizing a diffuse integrating optical cavity
05/13/1982WO1982001597A1 Copying apparatus
05/12/1982EP0051393A1 Apparatus for making copies at different magnifications
05/11/1982US4329045 Illumination system for microfilm printer
05/11/1982CA1123253A1 Multifunction reprographic apparatus for composite imagery
05/04/1982US4327994 Progressive disclosure copying machine console using common keys for copy number and function select operations
05/04/1982US4327878 Variable speed photographic paper feed system
04/1982
04/29/1982WO1982001423A1 Continuously variable optical filter device
04/29/1982EP0041982A4 A method for recording signals on bands by means of laser beams and apparatus for carrying out the method.
04/28/1982EP0050508A2 Original feeder for copying machines
04/28/1982EP0050491A1 Improvements in or relating to camera supplemental lighting devices and to cameras
04/27/1982US4326797 Copying apparatus capable of changing over the copying mode and the copying magnification
04/27/1982US4326705 Original sheet circulation apparatus of copying machine
04/27/1982CA1122452A1 Single drive film duplicator that severs exposed film
04/27/1982CA1122451A1 Microfiche recorder with movable platen
04/20/1982US4325632 Method of photographic printing and a photographic original plate for use therein
04/20/1982US4325631 Method of color printing
04/20/1982US4325630 Automatic masking device including an aperture extension means
04/20/1982US4325629 Image forming method and apparatus therefor
04/20/1982US4325608 Optical system of a copying machine
04/20/1982CA1122259A1 Copier document handling system
04/14/1982EP0049243A1 Apparatus for modifying images on phorographic film
04/13/1982US4324489 Apparatus for modifying images on photographic film
04/13/1982US4324488 Floating edge-follower bordered paper mask
04/13/1982US4324487 Film suction plate for a process camera
04/13/1982US4324485 Electrostatic copying apparatus
04/13/1982US4324484 Microfilm filing system
04/13/1982US4324474 Microfilming system
04/13/1982US4324395 Sheet separator
04/13/1982CA1121628A1 Scanning system for image projection
04/07/1982EP0049163A2 Document handling apparatus
04/06/1982US4323919 Optical scanner for reading data recorded in plural colors
04/06/1982US4323775 Divided exposure method and device
04/06/1982US4323308 Copy magnification modifying apparatus
04/01/1982WO1982001084A1 Photographic printer with sensitivity control for classification of negatives
04/01/1982WO1982001083A1 Computer controlled photographic printer
04/01/1982WO1982001082A1 Exposure control for subtractive photographic printer
04/01/1982WO1982001081A1 Method and apparatus for illuminating a document to be photographed
03/1982
03/31/1982EP0048636A1 Precession scanning apparatus
03/31/1982EP0048635A1 Copier document handling apparatus
03/31/1982EP0048634A1 Precession scanning apparatus
03/31/1982EP0048297A1 Device and method for the production of characters, especially of a caption, on photographic material
03/30/1982US4322717 Recording character configuration changing system
03/30/1982US4322161 Stripper's table and method of compositing lithographic work pieces
03/30/1982US4322160 Document registration apparatus and method
03/30/1982US4322159 Variable magnification type copying machine
03/30/1982US4322157 Copying machine
03/30/1982US4322069 Sheet sorting apparatus
03/23/1982US4320976 Light measuring apparatus incorporating means for shielding light sensor for predetermined minimum time
03/23/1982US4320965 Automatic masking device for use in a printer
03/23/1982US4320964 Image formation apparatus
03/18/1982WO1982000903A1 Process and circuit for the partial electronic correction in colour image reproduction
03/17/1982EP0047543A1 A container suitable for holding a stack of photographic sheets
03/17/1982EP0047542A1 Dispenser for dispensing photographic sheets from a stack
03/17/1982EP0047541A1 Dispenser for dispensing photographic sheets from a stack
03/17/1982EP0047306A1 An envelope for transparencies for overhead projectors and like projecting apparatus.
03/16/1982US4320439 Compact lamp unit and socket
03/16/1982US4319837 Device for controlling the correct positioning of a film cassette in a cassette holder
03/16/1982US4319836 Optical device of a copying apparatus
03/16/1982US4319835 Copying machine with original carriage moving device
03/16/1982US4319834 Subtractive color printing device
03/16/1982US4319833 Original feed system for copying machine
03/16/1982US4319830 Multispectral light detection system
03/16/1982US4319741 Original pay-off device for an automatic original feed unit
03/16/1982CA1120091A1 Device for positioning movable reflector of optical system of electrophotographic copying apparatus
03/16/1982CA1119867A2 Projection printing apparatus and method
03/16/1982CA1119865A1 Production and viewing of a stereogram using homologous marks
03/10/1982EP0047181A2 A substrate inverter
03/10/1982EP0047093A2 Mirror scanner synchronized with moving folded document plane
03/10/1982EP0046988A2 Method for lightness imaging
03/10/1982EP0046877A1 Recirculating document feed for a copier, and a copier incorporating such a feed
03/09/1982USRE30878 Copying apparatus cover
03/09/1982US4319283 Portable copying machine
03/09/1982US4319281 Television image recording apparatus
03/09/1982US4318613 Universal light integrator/timer for photographic equipment
03/09/1982US4318611 Document feed control in an electrophotographic system
03/09/1982US4318609 Dual mode copying apparatus for copying thick and sheet originals
03/04/1982WO1982000721A1 Photographic enlarger with pinpoint light source
03/03/1982EP0046732A1 Illumination means for a photographic copying machine
03/03/1982EP0046675A2 A reproduction system and method for producing copies
03/03/1982EP0046674A2 A reproduction system for producing and collating copies from a set of document sheets
03/02/1982US4317629 Job recovery method and system
03/02/1982CA1119241A1 Optics contamination prevention utilizing a coanda air deflection system
03/02/1982CA1119235A1 Tubular incandescent lamp
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