FR524231A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
High speed lens shutter for airplane camera
Assignee: ALFRED CASIMIR EUGENE GUILLEME
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Filing: 1920-09-15
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Granted: 1921-08-31
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Expires: 1940-09-15
Abstract
No abstract record available.
Inventors
- 👤 Alfred-Casimir-Eugene Guillemet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 03:05
CPC Classifications
G; G03; G03B; G03B9/00; G03B9/08
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References Cited (Backward Citations)
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