FR821676A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Rubber valve
Assignee: Juan Duarry-Serra
•
Filing: 1937-05-10
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Granted: 1937-12-10
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Expires: 1957-05-10
Abstract
No abstract record available.
Inventors
- 👤 Juan Duarry-Serra
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 04:23
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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