Patent FR442088A successfully refreshed from Google Patents.
FR442088A
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FR
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Point compass for air travel
Assignee: JULES LELOUP
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Filing: 1912-03-19
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Granted: 1912-08-23
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Expires: 1932-03-19
Abstract
No abstract record available.
Inventors
- 👤 Jules Leloup
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 12:23
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/02; E; E21; E21B; E21B33/00; E21B33/10; E21B33/13; E21B33/138
Claims Analysis
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