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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Lumiere SA
Original Assignee
Lumiere SA
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Filing date
Publication date
Application filed by Lumiere SAfiledCriticalLumiere SA
Application grantedgrantedCritical
Publication of FR686853ApublicationCriticalpatent/FR686853A/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
G03B9/00—Exposure-making shutters; Diaphragms
G03B9/64—Mechanism for delaying opening of shutter
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR686853D1929-03-081929-03-08
Automatic release for vario type photographic shutters
ExpiredFR686853A
(en)