Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Optique et Precision de Levallois SA
Original Assignee
Optique et Precision de Levallois SA
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Publication date
Application filed by Optique et Precision de Levallois SAfiledCriticalOptique et Precision de Levallois SA
Application grantedgrantedCritical
Publication of FR989699ApublicationCriticalpatent/FR989699A/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
(AREA)
General Physics & Mathematics
(AREA)
FR989699D1944-03-011944-03-01Dispositif de visée pour appareil photographique
ExpiredFR989699A
(fr)