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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of FR401906ApublicationCriticalpatent/FR401906A/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
G03B17/00—Details of cameras or camera bodies; Accessories therefor
G03B17/56—Accessories
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR401906D1909-02-181909-02-18
Indicator for cameras
ExpiredFR401906A
(en)