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Publication of FR854768ApublicationCriticalpatent/FR854768A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—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
G03B1/00—Film strip handling
G03B1/18—Moving film strip by means which act on the film between the ends thereof
G03B1/20—Acting means
G03B1/22—Claws or pins engaging holes in the film
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Physics & Mathematics
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FR854768D1939-05-161939-05-16Dispositif pour la projection par un appareil cinématographique de deux films de largeur et de perforation différentes
ExpiredFR854768A
(fr)