FR442420A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to airplanes
Assignee: EUGENE JULES MARIE MELIN
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Filing: 1912-04-10
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Granted: 1912-08-31
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Expires: 1932-04-10
Abstract
No abstract record available.
Inventors
- 👤 Eugene-Jules-Marie Melin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 11:17
CPC Classifications
B; B64; B64C; B64C25/00; B64C25/32; B64C25/58; B64C25/62
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