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FR PHOTOREX SOC
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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
G03B19/02—Still-picture cameras
G03B19/04—Roll-film cameras
Landscapes
Physics & Mathematics
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FR1013381D1950-03-011950-03-01Dispositif d'entraînement du film dans les appareils photographiques
ExpiredFR1013381A
(fr)
Dispositif de blocage automatique, sur chaque vue de la pellicule, du compteur de vues et du mécanisme d'enroulement de la pellicule dans les appareils photographiques