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FR57646E
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FR
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Improvements to air navigation devices
Assignee: Pierre-Marcel Lemoigne
•
Filing: 1947-08-08
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Granted: 1953-03-17
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Expires: 1967-08-08
Abstract
No abstract record available.
Inventors
- 👤 Pierre-Marcel Lemoigne
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 22:53
CPC Classifications
B; B64; B64C; B64C23/00; B64C23/06; B64C23/065; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
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