Patent FR802235A successfully refreshed from Google Patents.
FR802235A
Expired / Lapsed
FR
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Valve block for gas masks
Assignee: James Francois Emile Basset
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Filing: 1935-05-17
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Granted: 1936-08-31
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Expires: 1955-05-17
Abstract
No abstract record available.
Inventors
- 👤 James Francois Emile Basset
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-31 11:24
CPC Classifications
A; A62; A62B; A62B9/00; A62B9/04
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Total Claims: 0
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References Cited (Backward Citations)
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