FR795356A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and device for drawing up air travel reports
Assignee: Biehl
•
Filing: 1935-09-09
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Granted: 1936-03-12
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Expires: 1955-09-09
Abstract
No abstract record available.
Inventors
- 👤 Biehl
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 12:08
CPC Classifications
G; G03; G03B; G03B15/00
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