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Publication of FR420624ApublicationCriticalpatent/FR420624A/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
G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
Landscapes
Physics & Mathematics
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FR420624D1909-09-221910-09-21Perfectionnements apportés aux chambres photographiques du type à réflexion ou chambres reflex
ExpiredFR420624A
(fr)