FR822401A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Focal shutter for photography
Assignee: Anciens Etablissements Barbier Benard and Turenne SA
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Filing: 1936-09-04
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Granted: 1937-12-30
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Expires: 1956-09-04
Abstract
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Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 07:33
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/08; G03B9/36; G03B9/40; G03B9/42
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