FR1308977A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Simplified valve for balloon or similar
Assignee: Robert Jean-Marie Couvaud
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Filing: 1961-12-28
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Granted: 1962-11-09
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Expires: 1981-12-28
Abstract
No abstract record available.
Inventors
- 👤 Robert Jean-Marie Couvaud
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 23:47
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/20; F16K15/202
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References Cited (Backward Citations)
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