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Publication of FR771957ApublicationCriticalpatent/FR771957A/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
G03B19/00—Cameras
G03B19/02—Still-picture cameras
G03B19/04—Roll-film cameras
G03B19/08—Roll-film cameras with provision for alternative use with plates or cut-films
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR771957D1933-04-211934-04-18Dispositif adapteur pour appareils photographiques à pellicules
ExpiredFR771957A
(fr)