Patents for G03B 27 - Photographic printing apparatus (25,157)
08/1987
08/04/1987US4684237 Scan assembly moved between alternate positions to prevent platen overheating
07/1987
07/30/1987WO1987004532A1 A holder for original copy
07/30/1987WO1987004531A1 A vacuum-operated holder board
07/29/1987EP0230361A2 System and method for adjusting image brightness in electronic printer
07/29/1987EP0230057A1 A light-tightly packaged roll of light-sensitive material
07/29/1987EP0229898A2 Continuous film exposure apparatus
07/29/1987EP0229838A1 Crt multi-frame photographing apparatus
07/28/1987US4683525 Lamp having segmented reflector
07/28/1987US4683524 Illumination apparatus
07/28/1987US4682885 Illumination apparatus
07/28/1987US4682884 Mechanism for adjusting the starting position of sliding table of an electrophotographic copying machine
07/28/1987US4682883 Photographic color enlarging or copying apparatus
07/28/1987US4682877 Electrophotographic copying apparatus with a selecting means of magnification changing elements
07/28/1987CA1224660A1 Planetary camera
07/21/1987US4682277 Movable light source type exposure apparatus
07/21/1987US4681429 Film lamina handling
07/21/1987US4681427 Electronic printing method
07/16/1987WO1987004270A1 Apparatus for forming image
07/16/1987WO1987004269A1 Image forming device
07/16/1987WO1987004268A1 Flash lighting device
07/16/1987WO1987004267A1 Flash lighting device
07/16/1987WO1987004266A1 Image forming device
07/16/1987WO1987004265A1 Apparatus incorporating phase conjugate mirrors
07/15/1987CN86107270A Device for positioning optical mask onto printed-circuit boards
07/14/1987US4679931 Electrophotographic apparatus
07/14/1987US4679930 One-way reducing and enlarging printer
07/14/1987US4679902 Image forming optical apparatus
07/07/1987US4678321 Anamorphic focusing system
07/07/1987US4678320 Copying machine
07/07/1987US4678319 Measuring device for selecting the filter in photographic enlarging or copying apparatuses
07/07/1987US4678311 Multi-magnification short focal length imaging system
07/07/1987CA1223767A1 Slot/clamp apparatus and method for handling and position referencing film pieces
07/02/1987WO1987003968A1 Light source unit
07/02/1987DE3546404A1 Device for producing double sided reproductions from books
07/01/1987EP0227436A2 Canister and light sealing, anti-blooming tab
07/01/1987EP0227435A2 A disposable light-tight canister
07/01/1987EP0227396A1 Vacuum feeder for book copying
07/01/1987EP0227129A1 Device for positioning an original in sheet form on the exposure platen of a copying machine
07/01/1987EP0227065A2 Electronic imaging copier
06/1987
06/30/1987US4677301 Alignment apparatus
06/30/1987US4676710 Apparatus for positioning disc-shaped film unit
06/30/1987US4676633 Progressive directional evacuation of vacuum copy frames
06/30/1987US4676632 Variable magnification copying optical system
06/30/1987US4676629 Method and apparatus for the manifold stepwise reproducing of one and the same transparent image
06/30/1987US4676628 Method and apparatus for analyzing and printing color photographs
06/24/1987EP0226235A1 Method and apparatus for producing an X-ray photograph of a specimen
06/24/1987EP0226089A1 Automatic image density control device
06/24/1987EP0225941A1 Vacuum contact exposure apparatus
06/24/1987CN85204551U Automatic electronic focussing amplifier
06/23/1987US4675741 Image forming apparatus
06/23/1987US4675702 Photoplotter using a light valve device and process for exposing graphics
06/23/1987US4674868 Printing frame
06/23/1987US4674867 Photographic contact printing apparatus for duplicating of original color picture
06/23/1987US4674866 Method and apparatus for two-side image formation
06/23/1987US4674864 Control means for varying the image-free edge zones of a copy in a reproduction device
06/23/1987US4674862 Image-forming apparatus with a document-feeding device
06/23/1987US4674856 Image formation apparatus
06/23/1987US4674738 Stop-mechanism for document copier
06/23/1987US4674734 Automatic document feeder
06/23/1987CA1223299A1 Recirculative document duplex copying
06/23/1987CA1223298A1 Recirculative document duplex copying
06/23/1987CA1223289A1 Recirculative document inverter
06/18/1987WO1987003710A1 Apparatus and method for electrophotographically producing copies from originals having continuous-tone and other content
06/16/1987US4673815 Method of automatically detecting the locations of the frame lines of a reversal film and apparatus for carrying out the method
06/16/1987US4673286 Frictionless vacuum feeder for book copying
06/16/1987US4673285 Optical scanning of duplex documents
06/16/1987US4673282 Electrophotographic copying apparatus
06/16/1987US4673176 Soft nip damping inverter
06/16/1987EP0225762A2 Electronic imaging copier
06/16/1987EP0225457A1 Exposure apparatus for photosensitive layered materials
06/11/1987DE3539915C1 Cassette for exposing, in particular, printed circuit boards
06/10/1987EP0224968A2 Dielectric passivation
06/10/1987EP0224921A2 Photographic camera
06/10/1987EP0224480A1 Fiche manipulating apparatus
06/09/1987US4672396 Hard copy recorder paper speed control
06/09/1987US4672014 Exposure of imaging sheets utilizing a light valve as a wavelength transformer
06/09/1987US4671649 Driving mechanism for an exposure carriage of a copying machine
06/09/1987US4671409 For preventing photosensitive media from being damaged/exposed to light
06/03/1987EP0224171A2 Automatic document feeder for copying machines
06/03/1987EP0223863A1 Method of and apparatus for photographing medical images
06/03/1987CN86203836U Reflective exposure-measuring photo printer and enlarger
06/02/1987US4669871 Photographic printing plate and method of exposing a coated sheet using same
06/02/1987US4669870 Vacuum contact system
06/02/1987US4669865 Cooling device for a light source in a copying machine
06/02/1987US4669863 Copying apparatus provided with paper size memory function
06/02/1987US4669857 Double dual rate precession scan system
05/1987
05/26/1987USRE32424 Method of and apparatus for detecting initial position of easel and lens in photographic apparatus
05/26/1987US4668082 Method of detecting principal subject image and determining exposures in color printing
05/26/1987US4668081 Exposure device suitable for use in copying machine
05/26/1987US4668079 Electrophotographic copying machine with a function for selecting half-sized copy paper
05/26/1987US4667951 Original feeding apparatus
05/26/1987CA1222159A1 Camera attachment for enabling photographing of transparencies in a slide projector
05/21/1987WO1987002972A1 Document feed device
05/20/1987EP0222559A2 Apparatus for electronic scanning and microfilming of documents
05/19/1987US4667245 Image information detecting apparatus
05/19/1987US4666307 Method for calibrating photographic image information
05/19/1987US4666306 Method and apparatus for detecting photographic image information
05/19/1987US4666294 Apparatus for exposure of both sides of printed circuit plates
05/19/1987US4666293 Flexible document platen
05/19/1987US4666289 Electrophotographic copying machine for displaying the size of copy and copy paper