FR922872A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
air saver for diving masks
Assignee: Yves Le Prieur
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Filing: 1946-01-10
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Granted: 1947-06-20
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Expires: 1966-01-10
Abstract
No abstract record available.
Inventors
- 👤 Yves Le Prieur
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 15:00
CPC Classifications
B; B63; B63C; B63C11/00; B63C11/02; B63C11/12; B63C11/14; B63C11/18; B63C11/22; B63C11/2227
Claims Analysis
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References Cited (Backward Citations)
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