DE736268C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for closing the exhalation valve of protective gas masks
Assignee: IG Farbenindustrie AG
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Filing: 1940-10-26
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Granted: 1943-06-10
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Expires: 1960-10-26
Abstract
No abstract record available.
Inventors
- 👤 Paul Lehmann
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 05:36
CPC Classifications
A; A62; A62B; A62B18/00; A62B18/08; A62B18/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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