Patents for G03B 27 - Photographic printing apparatus (25,157)
03/1988
03/29/1988US4734742 Duplex scanner
03/29/1988US4734736 Recirculating document feeder
03/29/1988US4733777 Light-tightly packaged roll of light sensitive material
03/23/1988EP0261076A1 Device for copying mounted colour slides onto reversible colour material
03/23/1988EP0261074A1 Method to determine the exposing values in the copying of slides on reversible material
03/23/1988EP0261027A1 Optical reading device without an objective
03/23/1988EP0260509A1 Method and apparatus for correlating video and film images produced from electronic data
03/22/1988US4733280 Original illuminating device of a copying machine
03/22/1988US4733279 Microfilming camera
03/22/1988US4733278 Apparatus for forming image on copying machine at variable zoom ratio
03/22/1988US4733276 Automatic density control device for use in copying machine
03/22/1988US4733263 Photographic camera
03/22/1988US4732410 Identification card and a method of producing same
03/22/1988US4732342 Drive assembly for microfilm cartridges
03/22/1988US4732271 Canister and light sealing, anti-blooming tab
03/16/1988EP0259885A2 Apparatus for recording CRT image
03/16/1988CN86210271U Popular type automatic exposure amplifier for colour photography
03/15/1988US4731639 Microfilm pickup camera with marking means for screened originals
03/15/1988US4731637 Automatic "two-up" document registration and feeding for copiers
03/15/1988US4730918 Automatic printing machine for printing text on cinematographic film
03/15/1988US4730900 Projection optical apparatus
03/15/1988US4730778 Container for roll of light-sensitive strip material
03/10/1988WO1988001758A1 Method for preserving dry silver-salt roll-film for microphotographing of rotary type and rotary type micro-camera
03/10/1988WO1988001756A1 Photographic control device
03/10/1988WO1988001755A1 Web tracking apparatus
03/10/1988DE3629749A1 Device for producing film prints
03/09/1988EP0259262A2 Photographic film stacking device
03/09/1988EP0259066A2 Document feeder for moving platen copiers
03/09/1988EP0258745A2 Method for supervising the copying of originals in a microfilm camera, and a camera for carrying out the method
03/09/1988EP0258661A2 Repro camera
03/09/1988EP0258488A1 Device and process for filming documents
03/09/1988EP0258416A1 Proof light
03/09/1988CN87207264U 电动扫描彩色放大机 Electric scan color enlarger
03/08/1988US4730214 Method and apparatus for correlating video and film images produced from electronic data
03/03/1988DE3629482A1 Drive for a continuous film printer
03/02/1988EP0257790A2 Image forming apparatus capable of processing various kinds of photosensitive material
03/02/1988EP0257789A1 Image forming device having a detecting device for remaining quantity of photosensitive sheet
03/02/1988EP0257529A2 Apparatus and method for optical radiation exposure
03/02/1988EP0257082A1 A method of and apparatus for re-creating images
03/02/1988CN87201627U Enlarger automatic exposure control
03/01/1988US4729015 Method and apparatus for making positive copies from diapositives
03/01/1988US4728996 Photographic printing method
03/01/1988US4728995 Device for adjusting exposure amount
03/01/1988US4728994 Illumination system utilizing a document platen with a diffusely reflecting surface
03/01/1988US4728993 Illumination system in a projection copier
03/01/1988US4728992 Process and a device for adjusting a photographic color enlarging or copying apparatus
03/01/1988US4728990 Method of controlling exposure in electrophotography
03/01/1988US4728988 Driving apparatus for optical systems of photocopier
03/01/1988US4728986 Optical scanning
03/01/1988US4728981 Imaging lens array and optical print head
03/01/1988US4728978 Photographic camera
02/1988
02/25/1988DE3701922C1 Exposure device with burner shieldings which are adjustable in open/closed position
02/24/1988EP0256910A1 Portable graphical reproduction apparatus
02/24/1988EP0256758A2 Photographic optical bench
02/24/1988CN87207723U Simple-structure blueprint machine
02/24/1988CN87203076U Absorption type bottomless pantograph
02/23/1988USRE32611 Adjusting copier copy contrast and density during production runs
02/23/1988US4727402 Automatic copier signature set production
02/23/1988US4727401 Two-up automatic document feeder for simplex to duplex copying
02/23/1988US4727400 Document table for document reproduction apparatus
02/23/1988US4727399 Photographic printer and method for detecting and positioning frames
02/23/1988US4727398 Automatic original feeding apparatus
02/23/1988US4727396 Zoom type copier
02/23/1988US4726675 Color picture reproduction using balanced phosphors
02/23/1988CA1233191A1 Grooved vacuum belt document handling system_
02/17/1988CN87206611U Automatic amplifier for colour photograph
02/17/1988CN87200050U Simple multifunctional combined amplifier
02/16/1988US4725729 Apparatus for correcting unevenness of light quantity in an optical reproduction system
02/16/1988US4725053 Automatic document feeder and registration system therefor
02/16/1988CA1232936A1 Optical scanning system for variable-magnification copier
02/09/1988US4724483 Information compressing method and apparatus
02/09/1988US4724469 Image recording apparatus
02/09/1988US4724463 Self-aligning photographic printing apparatus
02/09/1988US4723772 Original handling apparatus
02/03/1988EP0255480A1 Photographic order matching method and apparatus
02/03/1988EP0255128A2 Automatic photographic printing apparatus with simulator and method of adjusting simulator of automatic photographic printing apparatus
02/03/1988EP0255127A2 Simulator for automatic photographic printing apparatus
02/03/1988CN87204968U Colour enlarger by additive process
02/02/1988US4723154 Image reading apparatus
02/02/1988US4723152 Copying machine
02/02/1988US4723151 Image recording and developing apparatus
01/1988
01/28/1988WO1988000739A1 Imaging lens array and optical print head
01/28/1988WO1988000722A1 Portable graphic reproduction bank
01/27/1988EP0254626A2 High precision photoreduction process and related apparatus
01/27/1988EP0254411A2 Thermal copying apparatus
01/27/1988EP0254317A2 An automatic document feeder
01/27/1988EP0254217A2 Color film writing system with closed loop control for electronic images
01/27/1988EP0253897A1 Apparatus for forming image
01/27/1988CN87205769U Automatic focussing and exposure enlarger
01/27/1988CN87200129U Multifunction enlarger
01/26/1988US4721981 Low-cost document feeder for copiers
01/26/1988US4721979 Document illuminating apparatus
01/26/1988US4721951 Method and apparatus for color selection and production
01/26/1988US4721383 Proofing machine
01/26/1988US4721093 Line illumination system
01/26/1988CA1232006A1 Electrically conductive document transport belt
01/21/1988DE3720441A1 Method of keeping data ready in reserve, for use with a photographic printer
01/20/1988EP0253641A2 Copying machine equipped with a movable original holder
01/20/1988EP0252993A1 Image forming device
01/20/1988CN87102949A Large sensitive porcelain mural painting and its making method