Patent FR765982A successfully refreshed from Google Patents.
FR765982A
Expired / Lapsed
FR
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Improvements to filter cartridges for breathing apparatus
Assignee: Fernez Maurice
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Filing: 1933-03-17
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Granted: 1934-06-19
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Expires: 1953-03-17
Abstract
No abstract record available.
Inventors
- 👤 Fernez Maurice
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 12:41
CPC Classifications
A; A62; A62B; A62B23/00
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Total Claims: 0
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References Cited (Backward Citations)
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