FR614240A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Flexible valve applicable in particular to masks against noxious gases
Assignee: Rene Baudou
•
Filing: 1925-08-11
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Granted: 1926-12-09
•
Expires: 1945-08-11
Abstract
No abstract record available.
Inventors
- 👤 Rene Baudou
- 👤 Maurice Baudou
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 08:53
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/14
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References Cited (Backward Citations)
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