FR794841A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements made to surfaces working on fluids: propeller blades, planes of airplanes, etc.
Assignee: Joseph Marie Baudry
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Filing: 1934-11-28
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Granted: 1936-02-26
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Expires: 1954-11-28
Abstract
No abstract record available.
Inventors
- 👤 Joseph Marie Baudry
- 👤 Jeanne Augustine Gascoin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 07:32
CPC Classifications
B; B64; B64C; B64C21/00; B64C21/10; Y; Y02; Y02T; Y02T50/00; Y02T50/10
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