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Class Information
Number: 352/136
Name: Optics: motion pictures > Covertible
Description: Subject matter which selectively performs two dissimilar functions by appropriate rearrangement of parts or use of special adaptor structure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7386065 |
Voltage controlled oscillator (VCO) suitable for use in frequency shift keying (FSK) system |
Jun. 10, 2008 |
| 6773113 |
Projection arrangement for projecting an image onto a projection surface |
Aug. 10, 2004 |
| 5883696 |
Video monitoring system for a movie film camera |
Mar. 16, 1999 |
| 5612755 |
Motion picture film recording camera |
Mar. 18, 1997 |
| 5541820 |
Combined lamp and movie projector |
Jul. 30, 1996 |
| 4627695 |
Device for automatically metering and displaying the footage of delivered film contained in each of a plurality of interchangeable magazines adapted to be mounted on the body of a cinematograp |
Dec. 9, 1986 |
| 4603952 |
Professional stereoscopic projection |
Aug. 5, 1986 |
| 4553170 |
Electronic camera |
Nov. 12, 1985 |
| 4281909 |
Modular camera system |
Aug. 4, 1981 |
| 4150885 |
Stabilized scene viewing system |
Apr. 24, 1979 |
| 3979159 |
Projector |
Sep. 7, 1976 |
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