Patents for G03B 27 - Photographic printing apparatus (25,157)
02/1981
02/11/1981EP0023603A1 Improved document feeder
02/11/1981EP0023544A1 Document reproduction system with two original document feed devices
02/10/1981US4250538 Full frame flash illumination system utilizing a diffuse integrating optical cavity
02/10/1981US4250390 Apparatus for irradiating a surface
02/10/1981US4249822 Method and apparatus for printing black borders on photo prints
02/10/1981US4249821 Belt microfilm camera
02/10/1981US4249808 Photoplotting in color with exposure budgeting
02/10/1981US4249807 Color plotting device and method
02/05/1981WO1981000246A1 Document feed
02/03/1981US4249234 Portable luminaire with fluorescent lantern
02/03/1981US4248531 Videodisc replication apparatus
02/03/1981US4248530 Frame for making photocopies
02/03/1981US4248529 Automatic image original handling device
02/03/1981US4248517 Illuminating device for use in a copying apparatus, a facsimile apparatus, and the like
02/03/1981US4248512 Two-part photosensitive media replaceable cassette supply device
02/03/1981US4248508 Projection mask storage and carrier system
02/03/1981CA1095112A1 Collation controls
02/03/1981CA1095005A1 Document illumination aparatus
02/03/1981CA1094992A1 Hinged paper roll holder with urging means
01/1981
01/28/1981EP0023076A1 Magnification mode indicator apparatus for a photocopier
01/28/1981EP0022957A1 Electrophotographic copier
01/28/1981EP0022787A1 Locating image areas on a filmstrip
01/28/1981EP0022780A1 Apparatus and method for modifying images on photographic film
01/27/1981US4247199 Frame for partial illumination in photocopying of negatives, diapositives and the like
01/27/1981US4247198 Dual purpose multiprint easel
01/27/1981US4247197 Film positioning device for microform printing system
01/27/1981US4247192 Copying machine
01/27/1981US4247160 Scanner with reflective pyramid error compensation
01/27/1981US4247095 Sheet feeding and registration apparatus
01/23/1981EP0022787A4 Locating image areas on a filmstrip.
01/21/1981EP0022680A1 Document handling apparatus and method
01/20/1981US4245906 System and method for combining film images
01/20/1981US4245836 Apparatus for positioning sheet like originals
01/20/1981CA1094114A1 Automatic document handler in duplex copying machine
01/13/1981US4244655 Color detecting device for color printer
01/13/1981US4244654 Color detecting device for color printer
01/13/1981US4244653 Color detecting device for color printer
01/13/1981US4244649 Optical system for providing visual aid for proper magnification selection
01/13/1981US4244645 Daylight loading system for microfiche cassettes
01/13/1981US4244642 Aperture card reader with automatic and manual card feed
01/13/1981CA1093682A1 Method and apparatus for obscuring the raster lines in a photograph of a video monitor screen
01/07/1981EP0021514A1 Original feeding procedure for a copying machine and device for carrying out said procedure
01/07/1981EP0021397A1 Sheet feed device
01/07/1981EP0020973A1 Recirculating automatic document feed device for a copying machine
01/07/1981EP0020900A1 Sorting devices for collating sheets
01/07/1981EP0020855A1 Method and apparatus for calibrating a colour copying apparatus
01/06/1981US4244012 Lamp holder for projection aligner
01/06/1981US4243891 Apparatus for detecting holes in webs of photographic paper or the like
01/06/1981US4243317 Contact printing apparatus
01/06/1981US4243316 Registration mechanism
01/06/1981US4243315 Device for selectively distorting reflected images and the method of performing same
01/06/1981US4243314 Adjustable width punch marking apparatus for photographic printer
01/06/1981US4243311 Image forming apparatus
01/06/1981CA1093141A1 Document handling system
01/06/1981CA1093140A1 Document handling system
01/06/1981CA1092874A1 Pattern reproduction table
01/06/1981CA1092873A1 Adjustable enlarging easel
12/1980
12/30/1980US4241993 Mount for originals in photographic devices
12/30/1980US4241992 Recorded image detection system for updatable microfilm
12/30/1980CA1092641A1 Original handling system and process
12/30/1980CA1092640A1 Copier exposure carriage drive system
12/30/1980CA1092408A1 Automatic microfilm camera operated responsive to data input at a computer terminal
12/23/1980US4241392 Light deflector for use in illumination apparatus
12/23/1980US4241389 Multiple apparent source optical imaging system
12/23/1980US4240744 Photographic copying machine with interchangeable format masks
12/23/1980US4240743 Vacuum frame
12/23/1980US4240741 Modular punch marking apparatus
12/23/1980US4240738 Light mixing system for a photographic enlarger
12/23/1980US4240725 Electrostatic camera
12/23/1980CA1092175A1 Apparatus for handling flexible sheet material of different sizes
12/16/1980USRE30449 Photographic printing method
12/16/1980US4239386 Printing transparencies
12/16/1980US4239385 Photographic copying machine with means for varying exposure across the surface of the original copied
12/16/1980US4239384 Method and apparatus for automatically recognizing photographic originals unsuitable for copying
12/16/1980US4239383 Illumination means for electrographic reproduction
12/16/1980US4239382 Photographic printing or enlarging apparatus
12/16/1980US4239378 Photographic printing apparatus
12/16/1980US4239377 Photographic printer
12/16/1980US4239376 Print maker
12/16/1980US4239374 Electrostatographic apparatus comprising automatic document type determination means
12/16/1980US4239366 Daylight unloading system for microfiche casettes
12/16/1980US4239164 Light lock for roll dispensing container
12/16/1980CA1091753A1 Variable platen cover
12/16/1980CA1091752A1 Multi-mode reproducing apparatus
12/16/1980CA1091495A1 Photocopying machine document feeder
12/10/1980EP0020168A1 Photographic copying device
12/10/1980EP0019941A1 Reduction projection aligner system
12/10/1980EP0019666A1 Lens turret
12/09/1980US4238156 Photographic reproportioning system
12/09/1980US4238155 Method and apparatus to enlarge photograph
12/02/1980US4236818 Exposure time control for photographic printer
12/02/1980US4236817 Photographic copying machine with exchangeable format masks
12/02/1980US4236816 Electronic automatic timing device for photographic enlargements or reproductions by projection or contact
12/02/1980US4236815 Adjustable width punch marking apparatus with interchangeable spacer inserts
12/02/1980US4236809 Low resolution correction apparatus and method for electrophotographic copiers
12/02/1980US4236808 Copier scan and collator back bar control
12/02/1980US4236710 Sheet supplying apparatus
12/02/1980US4236709 Cartridge sheet feed attachment
12/02/1980CA1090868A1 Screen for electrophotographic printing machines
12/02/1980CA1090865A1 Apparatus and method for intermediate image storage device precollation in electrostatographic processing machines