FR730522A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Simplified breathing apparatus for the protection of civilians against war gases
Assignee: Jean-Marie-Guy Gira Boudemange
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Filing: 1932-01-26
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Granted: 1932-08-17
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Expires: 1952-01-26
Abstract
No abstract record available.
Inventors
- 👤 Jean-Marie-Guy Gira Boudemange
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-02 17:02
CPC Classifications
A; A62; A62B; A62B17/00; A62B17/04
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References Cited (Backward Citations)
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