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Class Information
Number: 352/104
Name: Optics: motion pictures > Cabinet-type projector
Description: Subject matter in which the motion picture projection apparatus is structurally combined with the cooperating projection surface and means to exclude the light from the projection path.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6793347 |
Video projector |
Sep. 21, 2004 |
| 6604831 |
Elevatable display apparatus |
Aug. 12, 2003 |
| 6334687 |
Stand type screen apparatus and projector using the same |
Jan. 1, 2002 |
| 5491585 |
Portable rear screen television cabinet |
Feb. 13, 1996 |
| 4750832 |
Video projector mount |
Jun. 14, 1988 |
| 4673267 |
Video camera |
Jun. 16, 1987 |
| 4652100 |
Image acquisition system and modular desk utilized therein |
Mar. 24, 1987 |
| 4556913 |
Apparatus for preventing virtual images in projection television receivers |
Dec. 3, 1985 |
| 4556283 |
Automatic viewing screen |
Dec. 3, 1985 |
| 4408835 |
Viewing system with automatic correction of the reading distance as a function of the inclination of the viewing screen housing |
Oct. 11, 1983 |
| 4341446 |
Microfiche reading carrel |
Jul. 27, 1982 |
| 4185899 |
Combination viewer and projector |
Jan. 29, 1980 |
| 4183634 |
Rear projection viewer having small auxiliary screen |
Jan. 15, 1980 |
| 4157214 |
Apparatus for showing microdocuments |
Jun. 5, 1979 |
| 4147408 |
Back projection viewing screen |
Apr. 3, 1979 |
| 4139283 |
Rear projection viewer having automatically erecting auxiliary screen |
Feb. 13, 1979 |
| 4136935 |
Rear projection viewer having auxiliary viewing screen |
Jan. 30, 1979 |
| 4135784 |
Rear screen optic projection apparatus |
Jan. 23, 1979 |
| 4113366 |
Film projection system |
Sep. 12, 1978 |
| 4097132 |
Projector molded chassis |
Jun. 27, 1978 |
| 4093363 |
Motion picture projector |
Jun. 6, 1978 |
| 4003644 |
Cinematographic viewer-projector |
Jan. 18, 1977 |
| 3997253 |
Self contained film strip display apparatus |
Dec. 14, 1976 |
| 3951518 |
Projector and projection screen assembly |
Apr. 20, 1976 |
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