FR433093A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Hollow body used to resist the thrust of water at great depths, usable as a rescue device for the crew of submarines and other uses
Assignee: Individual
•
Filing: 1911-08-08
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Granted: 1911-12-23
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Expires: 1931-08-08
Abstract
No abstract record available.
Inventors
- 👤 Karl Schoen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 04:27
CPC Classifications
B; B63; B63G; B63G8/00; B63G8/40
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References Cited (Backward Citations)
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