FR710555A
Expired / Lapsed
FR
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Improvements to cinematographic devices for shooting or projection
Assignee: Robert Sarazin
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Filing: 1931-01-30
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Granted: 1931-08-25
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Expires: 1951-01-30
Abstract
No abstract record available.
Inventors
- 👤 Robert Sarazin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 18:32
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32; G03B23/00; G03B23/08
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