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Patent FR871677A successfully refreshed from Google Patents.
FR871677A
Expired / Lapsed
FR
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Active center propeller, especially for ships
Assignee: Fernand Arnouville
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Filing: 1941-04-23
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Granted: 1942-05-05
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Expires: 1961-04-23
Abstract
No abstract record available.
Inventors
- 👤 Fernand Arnouville
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 19:54
CPC Classifications
B; B63; B63H; B63H1/00; B63H1/02; B63H1/12; B63H1/14; B63H1/18; B63H1/26
Claims Analysis
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References Cited (Backward Citations)
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