FR528196A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to cinematographs
Assignee: Individual
•
Filing: 1920-11-03
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Granted: 1921-11-08
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Expires: 1940-11-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas Baron
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 09:22
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/12; F02M7/18; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32
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References Cited (Backward Citations)
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