IPC Subgroup
G03B 23/02 in which pictures are removed from, and returned to, magazines; Magazines therefor
Introduced: September 1968
Last revised: January 2006
Full Title
Devices for changing pictures in viewing apparatus or projectors > in which pictures are removed from, and returned to, magazines; Magazines therefor
Classification Context
- Section:
- PHYSICS
- Class:
- PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- Subclass:
- APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
2 direct subcodes
Child Classifications
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- G03B 23/04 with linear movement
- G03B 23/06 with rotary movement