Control devices operated by the film strip during the run

Introduced: September 1968

Last revised: January 2006

Full Title

Projectors or projection-type viewers; Accessories therefor > Details > Details specially adapted for motion-picture projection > Control devices operated by the film strip during the run

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

1 direct subcode

Child Classifications

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G03B 21/52 by prepared film