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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
G03B19/00—Cameras
G03B19/18—Motion-picture cameras
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FR727325D1931-12-021931-12-02Dispositif d'entraînement, applicable en particulier à la commande des appareils de projection cinématographique
ExpiredFR727325A
(fr)
Dispositif d'arrêt d'arbres de mécanismes d'entraînement, en particulier d'arbresde commande de la griffe dans les mécanismes d'entraînement d'appareils cinématographiques