Patents for G03B 27 - Photographic printing apparatus (25,157) |
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03/27/1979 | US4146220 Document handling apparatus |
03/27/1979 | US4146219 Document transport apparatus |
03/27/1979 | CA1051249A1 Compact lensfiche camera and projector |
03/20/1979 | US4145709 Automatic localized micro-contrast control for photographic printing systems |
03/20/1979 | US4145138 Methods of and apparatus for photographing pages of a book |
03/20/1979 | US4145136 Scanning system for an electrostatic copying apparatus |
03/20/1979 | US4145041 Automatic document handling apparatus |
03/13/1979 | US4143968 Control device and copier |
03/13/1979 | US4143966 Illumination device for photographic color apparatus |
03/13/1979 | US4143964 Scanning light source |
03/13/1979 | US4143960 Retractable support member |
03/13/1979 | US4143570 Feeding and cutting control mechanism for roll stored paper |
03/13/1979 | CA1050578A1 Guide chute arrangement for web feeding apparatus |
03/13/1979 | CA1050573A1 Feeding and shingling apparatus |
03/13/1979 | CA1050312A1 Overhead image projecting optical system |
03/07/1979 | EP0000914A1 Separation and deflection device for a copying apparatus, in particular for a tracing copying machine |
03/06/1979 | US4143265 Arrangement for the visual evaluation of photographic themes and for determining the necessary exposures |
03/06/1979 | US4142794 Step and repeat system |
02/27/1979 | US4141650 Improved shutter apparatus for electrophotographic apparatus |
02/27/1979 | US4141649 Optical projection system for copying apparatus |
02/27/1979 | US4141457 Transfer arm assembly for plate making system |
02/27/1979 | CA1049311A1 Microfilm camera with film moving carriage and vented pressure plate |
02/21/1979 | EP0000858A1 Foldable pocket apparatus for the reproduction of photographs or other documents |
02/20/1979 | US4140392 Optical system for projecting patterns comprising a constant-magnification focusing servocontrol |
02/20/1979 | US4140391 Exposure time control |
02/20/1979 | US4140390 Punch alarm system for photoprinting machines |
02/20/1979 | US4140387 Apparatus for producing collated copies from two sided originals |
02/20/1979 | US4140310 Feeder mechanism at an exposure station of a photoprinting machine |
02/20/1979 | CA1048837A1 Contact printer lamphouse using light diffractor and attenuator |
02/13/1979 | US4139759 Exposure device for a thermal stencil sheet |
02/13/1979 | US4139298 Copying apparatus capable of producing copies differing in size from originals |
02/13/1979 | US4139297 Electrophotographic copying apparatus with novel exposure slit means |
02/13/1979 | US4139288 Microfilm typewriter |
02/13/1979 | US4139190 Feeding and shingling apparatus |
02/06/1979 | CA1048103A1 Sliding platen cover apparatus |
01/30/1979 | US4136948 Photographic enlarger |
01/30/1979 | US4136947 Microfilm projection printer |
01/30/1979 | US4136946 Photographic printer and associated processor |
01/30/1979 | US4136839 Cassette for tape, particularly light-sensitive tape |
01/24/1979 | EP0000450A1 Photographic reproduction apparatus for transparent documents, especially of the photographic enlarger type |
01/24/1979 | EP0000394A1 Gravity-impelled transport apparatus for aligning an original in a printing station |
01/23/1979 | US4135814 Process and apparatus for the production of photocopies using two-component diazotype material |
01/23/1979 | US4135813 Camera with flash exposing device |
01/23/1979 | US4135810 Method and system for automatically matching the format of the projected image of an original to the format of the copying material |
01/23/1979 | US4135809 Microfilm recording and developing apparatus |
01/23/1979 | US4135808 Document feeder for a copier |
01/23/1979 | US4135805 Counterbalancing apparatus |
01/23/1979 | US4135802 Cassette for light-sensitive photographic material |
01/23/1979 | CA1046823A1 Double focusing microscope for registering semiconductor wafers and masks |
01/23/1979 | CA1046814A1 Flat field scanning system |
01/16/1979 | US4134675 Film positioning mechanism for a microfilm camera |
01/16/1979 | US4134670 High capacity photocopy optical scanning system |
01/16/1979 | US4134668 Apparatus for image reproduction and image creation |
01/16/1979 | US4134522 Cap assembly and lock for aqueous ammonia container |
01/16/1979 | CA1046575A1 Electrostatic or xerographic copying and duplicating machine |
01/10/1979 | EP0000286A1 Apparatus for continuously patterning a photosensitive tape by projection printing |
01/10/1979 | EP0000183A1 Device for transferring an image onto a photosensitive recording material |
01/09/1979 | US4134135 Optoelectronic scanning apparatus |
01/09/1979 | US4134105 Alphanumeric display device with keyboard for use with photographic system |
01/02/1979 | US4133008 Automatic illumination compensation circuit |
01/02/1979 | US4132480 Photographic mask structure |
01/02/1979 | US4132478 Illumination system for a photographic copying apparatus |
01/02/1979 | US4132475 Sheet advancing and positioning device |
01/02/1979 | US4132401 Copier document sensing and control system |
01/02/1979 | CA1045711A1 Recorder for copiers |
01/02/1979 | CA1045694A1 Last copy detection |
01/02/1979 | CA1045600A1 Elongate illuminator with window and end light sources |
01/02/1979 | CA1045429A1 Optical system for scanning during reciprocal motion |
12/26/1978 | US4131364 Paper guide device for copying machines |
12/26/1978 | US4131362 Light-mixing compartment for a light projector |
12/26/1978 | US4131361 Illumination device |
12/26/1978 | US4131274 Sheet feed cassette |
12/26/1978 | CA1044934A1 Copy camera using self-developing film |
12/20/1978 | EP0000064A1 Process and device for cleaning films |
12/20/1978 | EP0000045A1 Electrophotographic copying machine comprising a device for erasing residual electrostatic images |
12/19/1978 | US4130385 Strip straightening apparatus |
12/19/1978 | US4130274 Pneumatic registration apparatus |
12/12/1978 | US4129380 Copy apparatus using chemical flashlamp |
12/12/1978 | US4129377 Variable magnification copying apparatus |
12/12/1978 | US4129376 Electrophotographic apparatus |
12/12/1978 | US4129374 Electrophotographic copying machine having moving carrier for original |
12/12/1978 | US4129373 Electrophotographic apparatus |
12/12/1978 | US4129372 Light mixing apparatus and photographic enlarger embodying same |
12/12/1978 | US4129295 Semiautomatic document feeder |
12/12/1978 | CA1044304A1 Method and apparatus for detecting data on a photographic recording medium |
12/05/1978 | US4128333 Light exposure device including light diffusing and absorbing regions therein |
12/05/1978 | US4128332 Illuminator |
12/05/1978 | US4128330 Evaluation and copying of originals arranged in a strip |
12/05/1978 | CA1043602A1 Single direction scanning apparatus |
11/28/1978 | CA1043441A1 Optical sensing device |
11/28/1978 | CA1043367A1 Horizontal platen belt transport |
11/21/1978 | US4126817 Servo system for maintaining constant tension on a web |
11/21/1978 | US4126391 Photographic processing apparatus |
11/21/1978 | US4126390 Job stream programmer apparatus |
11/21/1978 | US4126389 Scanning type variable magnification electrophotographic copying machine employing copy paper storage roll |
11/21/1978 | US4126388 Electrophotocopying machine of electrostatic latent image transfer type |
11/21/1978 | US4126305 Combing wheel |
11/14/1978 | US4125330 Photometric apparatus |
11/14/1978 | US4125326 Paper feed cut off for photographic printer |
11/14/1978 | US4125324 Copying apparatus |