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LACOUR BERTHIOT DES ETS
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LACOUR BERTHIOT DES ETS
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Application filed by LACOUR BERTHIOT DES ETSfiledCriticalLACOUR BERTHIOT DES ETS
Application grantedgrantedCritical
Publication of FR448094ApublicationCriticalpatent/FR448094A/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
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR448094D1912-09-091912-09-09Appareil pour la photographie métrique
ExpiredFR448094A
(fr)