Patents for G03B 27 - Photographic printing apparatus (25,157) |
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11/14/1978 | US4125323 Electrophotographic copying machine of a multi-size copying type |
11/14/1978 | US4125315 Light mixing device |
11/07/1978 | US4124296 Original urging device |
11/07/1978 | US4124295 Background brightness control for document copier |
11/07/1978 | US4124294 Light emission regulation device |
11/07/1978 | US4124292 Light source for photographic color printers |
11/07/1978 | US4124290 System for interfacing an automatic processing machine with a stack of documents which it is processing |
11/07/1978 | US4124288 Scanning mechanism for an electrostatic copier |
11/07/1978 | US4124205 Document handling |
11/07/1978 | CA1042028A1 Spring bias adjustability in a drive roller over plate sheet feeder |
11/07/1978 | CA1041822A1 Microfilm camera with transversely movable carriage path |
11/07/1978 | CA1041821A1 Microfilm camera system with alternative film form capability |
10/31/1978 | US4123157 Dry process production and annotation of archival microform records from hard copy |
10/31/1978 | CA1041592A1 Photocopying |
10/31/1978 | CA1041341A1 Light distribution unit for photographic printing |
10/24/1978 | US4122475 Microfiche developer |
10/24/1978 | CA1040908A1 Optical fiber deflection device |
10/17/1978 | US4120583 High registration photomask method and apparatus |
10/17/1978 | US4120581 Apparatus for automatically printing color photographs |
10/17/1978 | US4120580 Collating system for slide reproduction |
10/17/1978 | US4120579 Imaging system for a photocopying device |
10/17/1978 | US4120578 Continuously variable reduction scanning optics drive |
10/17/1978 | CA1040670A1 Sheet feeding apparatus |
10/17/1978 | CA1040580A1 Compact sorting apparatus |
10/17/1978 | CA1040474A1 Copy film vacuum carrier with correct placement detector |
10/10/1978 | US4119374 Reprographic apparatus and method |
10/03/1978 | US4118230 Process for adjusting exposure masks relative to a substrate wafer |
10/03/1978 | US4118123 Editors for microfiche cameras |
10/03/1978 | US4118121 Continuous microfilm camera |
10/03/1978 | US4118119 Facetted edge fadeout reflector |
10/03/1978 | US4118118 Electrostatic copier machine with selectable magnification ratios |
10/03/1978 | US4118117 Electrophotographic optical scanning system |
09/26/1978 | US4117375 Exposure system |
09/26/1978 | US4116563 Pattern reproduction table |
09/26/1978 | US4116561 Copying apparatus |
09/26/1978 | US4116560 Apparatus and method for document microfilming system |
09/26/1978 | US4116559 Process of and apparatus for forming a picture image information such as a manuscript, etc. on a dry treated film and developing the same |
09/26/1978 | US4116557 Electrophotographic copying apparatus |
09/26/1978 | US4116431 Method for transporting and registering stacked sheets |
09/26/1978 | CA1039323A1 Buckle control system |
09/26/1978 | CA1039321A1 Microfilm recorder document transport system |
09/26/1978 | CA1039093A1 Variable magnification projection system |
09/19/1978 | US4115817 Device including a unit for feeding a recording medium at a predetermined speed to a unit for processing that provisional record into a final one which is formed on the medium fed at another speed |
09/19/1978 | US4115002 Method and apparatus for photographic recordation of multiple images |
09/19/1978 | US4115001 Web marking apparatus |
09/19/1978 | US4115000 Apparatus for notching of webs |
09/19/1978 | US4114871 Collation controls |
09/19/1978 | US4114236 Hinge structure for platen covers |
09/19/1978 | CA1038899A1 Paper handling apparatus in a copier |
09/12/1978 | US4114168 Film strip recorder and viewer |
09/12/1978 | US4113380 Feeding and electrostatic holding originals in a copying machine |
09/12/1978 | US4113379 Illumination apparatus for electronic copying machines |
09/12/1978 | US4113378 Linear exposure control system |
09/12/1978 | US4113374 Electrophotographic copying apparatus |
09/12/1978 | US4113370 Optical system for alternatively projecting adjacent images of adjacent objects or double images of a single object |
09/12/1978 | US4113245 Combing wheel feed nip with second sheet restraint |
09/12/1978 | CA1038412A1 Toggling retard pad |
09/05/1978 | US4111551 Photographic distortion apparatus |
09/05/1978 | US4111550 Platen cover for prevention of displacement of an original |
09/05/1978 | US4111549 Platemaker and contact frame exposure indicator |
09/05/1978 | US4111548 Apparatus for additive light mixing |
09/05/1978 | US4111410 Sorting apparatus and reproducing machine |
09/05/1978 | US4111379 Cassette for strip material |
08/29/1978 | US4110675 Return and position control for a DC servo system |
08/29/1978 | US4110041 Means for self-positioning platen covers |
08/29/1978 | US4110040 Exposure system for electrophotographic copier |
08/29/1978 | US4110039 Microfilm enlarging apparatus |
08/29/1978 | US4110038 Document feeder for a copier |
08/29/1978 | US4110037 Document recording machines |
08/29/1978 | US4110036 Unit for making color component records of color transparencies |
08/29/1978 | US4110032 Copy production machines having supply sheet pick retry |
08/29/1978 | US4110030 Electrostatic copying apparatus |
08/29/1978 | US4110023 Optical system for alternatively projecting adjacent images of adjacent objects or double images of a single object |
08/29/1978 | US4110014 Parallel and series electro-optic viewing and recording apparatus |
08/29/1978 | US4109903 Fluidic feeding of documents to an exposure station |
08/29/1978 | CA1037547A1 Optical scanning system |
08/29/1978 | CA1037543A1 Sheet reversing apparatus and a duplex reproducing apparatus employing same |
08/29/1978 | CA1037542A1 Copier/duplicator system |
08/22/1978 | US4108548 Device for exposing photographically sensitized sheets |
08/22/1978 | US4108547 Document loading for copying |
08/22/1978 | US4108544 Driving mechanism for travelling original carrier in an electrophotographic copying machine |
08/22/1978 | US4108537 Light valve system for motion picture film printer |
08/22/1978 | CA1037106A1 Copier fuser protector |
08/15/1978 | US4106871 Contact printer holder |
08/15/1978 | US4106763 Cassette type sheet feed apparatus for copying machine or the like |
08/15/1978 | CA1036711A1 Optical scanner |
08/08/1978 | US4105331 Vacuum head for film |
08/08/1978 | US4105330 Photo printing apparatus |
08/08/1978 | US4105329 Total immersion transfer of photographic images between sprocket-registered strips of film |
08/08/1978 | US4105327 Multiple reduction indicators for continuously variable reduction copier machines |
08/08/1978 | US4105326 Electrophotographic copying machines of variable magnification |
08/08/1978 | US4105318 Pinhole microfiche recorder and viewer |
08/01/1978 | US4104069 Method of determining exposure times for photographic copying material |
08/01/1978 | US4103996 Method and apparatus for evaluating and processing a strip of originals to be copied |
08/01/1978 | US4103991 Incorporating finely divided cellulose fibers |
07/18/1978 | US4101218 Electronic copying apparatus |
07/18/1978 | US4101217 Automatic color printing apparatus |
07/18/1978 | US4101216 Method and apparatus for print exposure control |
07/11/1978 | US4100424 Method for controlling a photographic printing exposure |
07/11/1978 | US4099869 Printing head assembly |