FR796083A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Variable pitch propeller
Assignee: Charles William Berthiez
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Filing: 1934-12-29
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Granted: 1936-03-28
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Expires: 1954-12-29
Abstract
No abstract record available.
Inventors
- 👤 Charles William Berthiez
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 21:56
CPC Classifications
B; B64; B64C; B64C11/00; B64C11/30; B64C11/38; B64C11/42
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References Cited (Backward Citations)
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