| Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465) |
|---|
| 01/24/1989 | US4799763 Paraxial stereoscopic projection system |
| 01/18/1989 | EP0169867B1 Method for dimensionally adjusting series images to be combined with natural images, and installation for implementing such method |
| 01/18/1989 | CN2031113U Inserting film gate for 16 mm cineprojector |
| 01/17/1989 | US4798352 Film reel having film-threadable film-retaining core |
| 01/12/1989 | DE3823904A1 Slide projector |
| 01/10/1989 | US4796978 Projection type liquid crystal displaying device |
| 01/05/1989 | DE3720575A1 Device for storing slides (transparencies) |
| 01/03/1989 | US4795252 Overhead projector |
| 01/03/1989 | US4795251 For use with a slide projector |
| 12/29/1988 | DE3719560A1 Positioning device |
| 12/28/1988 | CA1247410A Holographic optical apparatus for use with expanded- beam type fiber optical components |
| 12/27/1988 | US4794425 Overhead projector with a copying device |
| 12/20/1988 | US4792209 Projection screen |
| 12/15/1988 | WO1988009952A1 Display system utilising light transmitting screen and method of manufacturing same |
| 12/15/1988 | DE3718837A1 Receiving appliance for slides (transparencies) |
| 12/14/1988 | CN88200696U Multifunction photo-composing device |
| 12/13/1988 | US4791540 Light fixture providing normalized output |
| 12/07/1988 | EP0294122A1 Display system utilising light transmitting screen and method of manufacturing same |
| 12/07/1988 | CN88201474U Small slide projector with dynamic demonstrating unit |
| 12/06/1988 | US4789880 Focusing device for use in optical apparatuses |
| 12/06/1988 | CA1245891A1 Slide mount |
| 12/01/1988 | WO1988009299A1 Container for shipping and handling feature-length films |
| 12/01/1988 | WO1988009224A1 Method and apparatus for unloading slide projector trays |
| 12/01/1988 | WO1988008555A3 Apparatus for printing from microfilm |
| 11/30/1988 | EP0293182A2 Light fixture providing normalized output |
| 11/29/1988 | US4787738 Holder for overhead projection system transparencies |
| 11/29/1988 | US4787737 Projection display apparatus |
| 11/22/1988 | US4786945 Microfilm reader-printer |
| 11/22/1988 | US4785549 Method and apparatus for producing and editing microfiche masters |
| 11/22/1988 | CA1245201A1 Projection lamp unit |
| 11/17/1988 | WO1988009102A1 Improved optical system for full color liquid crystal light valve image projection |
| 11/17/1988 | EP0291406A1 Method and device for the production of an illuminated design and its engraving |
| 11/17/1988 | EP0174931B1 Multiple projection optics slide projection apparatus using a circular slide tray, having fixed-position slide gates |
| 11/16/1988 | CN87208100U Motion picture projector's film-feeding gear |
| 11/15/1988 | US4785334 Image forming apparatus |
| 11/15/1988 | US4784509 Devices for fixing support, joint or hinge elements to panels of expanded polystyrene, or the like |
| 11/15/1988 | CA1244647A1 Method for presentation of information in a plurality of sheetshaped information carriers and a device for the accomplishment of the method |
| 11/10/1988 | DE3714180A1 Writing projector having a planar light source for transmitted light projection |
| 11/10/1988 | DE3711542A1 Overhead type projector e.g. LCD device - has projection head mounted on carrier arm and comprising objective and deflection mirror with light source |
| 11/08/1988 | US4783685 Reader-printer |
| 11/03/1988 | WO1988008555A2 Apparatus for printing from microfilm |
| 11/03/1988 | WO1988008551A1 Liquid crystal display for projection systems |
| 10/27/1988 | DE3711541A1 Liquid crystal display system for overhead picture projection - has two transparent plates sandwiching liquid crystal and held by frame with plug for computer |
| 10/27/1988 | DE3711540A1 Electric signals converter for video signal projection - has small transparency projector with LCD of transparency size in image plane |
| 10/26/1988 | EP0288117A2 A projection screen having high resolution and good mechanical stability |
| 10/18/1988 | USRE32766 Picture viewer |
| 10/18/1988 | US4779176 Light pattern generator |
| 10/12/1988 | CN87102524A Photochopper synchronous semi-impulse projecting device |
| 10/11/1988 | US4776688 Overhead projector |
| 10/05/1988 | EP0285531A1 Packaging device for photographic slides |
| 10/04/1988 | US4775232 Catadioptric projection lantern |
| 09/28/1988 | EP0284399A1 Motion picture film transport |
| 09/27/1988 | US4773731 One-piece projection screen |
| 09/22/1988 | DE3708406A1 Slide frame and method for framing a slide strip |
| 09/21/1988 | EP0282783A2 Sleeve member for flat products, especially slides |
| 09/21/1988 | EP0282659A1 Apparatus for projecting an image |
| 09/21/1988 | CN88212741U Epicyclic gear film transport mechanism for camera |
| 09/20/1988 | US4772920 Image forming apparatus |
| 09/20/1988 | US4772098 Liquid crystal projector with cooling system |
| 09/14/1988 | EP0282044A2 Scanning exposure device |
| 09/14/1988 | EP0281690A1 Rear projection screen and rear projection system provided with such a screen |
| 09/13/1988 | US4770525 Liquid crystal projector |
| 09/13/1988 | US4770524 Slide projection system for coplanar stored slides |
| 09/08/1988 | DE3706067A1 Projector for the projection of transparencies held in glassless slide mounts |
| 09/07/1988 | EP0281436A1 Composite material and screens manufactured from this material |
| 08/31/1988 | CN87216269U Projector for paper strip motion picture film |
| 08/30/1988 | US4767186 Front projection screen with rear light concentrating lens array |
| 08/30/1988 | US4767079 Roll film carrier for reader or reader printer |
| 08/30/1988 | CA1241221A1 Projection lens system |
| 08/25/1988 | WO1988006305A1 Optical device |
| 08/25/1988 | DE3704927A1 Optische einrichtung Optical device |
| 08/23/1988 | US4766498 Image projection system |
| 08/23/1988 | US4765734 Digitally encoded alpha-numeric projector slide and systems for using the same |
| 08/23/1988 | US4765733 Light projector |
| 08/23/1988 | US4765561 Drive-out assembly for microfilm apparatus |
| 08/23/1988 | CA1240867A1 Rear projection screen |
| 08/23/1988 | CA1240866A1 Rear projection screen |
| 08/23/1988 | CA1240864A1 Microfiche guidance and buckling detection system |
| 08/23/1988 | CA1240863A1 Transport apparatus for microfiche cards |
| 08/23/1988 | CA1240862A1 Distortion correction for an overhead projector system |
| 08/17/1988 | EP0277985A1 Liquid crystal motion picture projector with memory. |
| 08/16/1988 | US4763993 Liquid crystal display for projection systems |
| 08/16/1988 | CA1240542A1 Distortion correction for an overhead projector system |
| 08/10/1988 | EP0277469A2 Projector apparatus |
| 08/10/1988 | CN85105808B Efficient reflection plate with group of mirrors |
| 08/09/1988 | US4762393 Rear projection screen and rear projection system provided with such a screen |
| 08/03/1988 | EP0140942B1 Reduced image stereo system |
| 08/03/1988 | CN88100303A Rear projection screen and rear projection system provided with such a screne |
| 07/28/1988 | WO1988005557A1 Projector apparatus |
| 07/28/1988 | DE3700877A1 Frame for photographic slides |
| 07/27/1988 | EP0035033B1 Sheeting useful as a projection screen |
| 07/26/1988 | US4759511 Apparatus for feeding the free end of a microfilm to a takeup reel and for winding the microfilm thereon |
| 07/20/1988 | EP0274577A1 Microfilm punch card, especially a camera card |
| 07/20/1988 | CN87215695U Multifunctional imaging instrument |
| 07/19/1988 | US4757626 Display apparatus |
| 07/14/1988 | WO1988005178A1 Microfilm printer apparatus and method |
| 07/12/1988 | US4757380 Method of causing an observer to get a three-dimensional impression from a two-dimensional representation |
| 07/12/1988 | US4756616 Image projection system |
| 07/12/1988 | US4756615 Portable folding microform reader |
| 07/12/1988 | US4756614 Film projector toy |