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Arnold and Richter KG
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Arnold and Richter KG
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Application filed by Arnold and Richter KGfiledCriticalArnold and Richter KG
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Publication of FR879787ApublicationCriticalpatent/FR879787A/en
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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR879787D1942-02-281942-02-28
Reflex diaphragm with mirrors for cinematographic cameras
ExpiredFR879787A
(en)