Patent DE585935C successfully refreshed from Google Patents.
DE585935C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
HEPA filters for building gas protection, escape chambers, room filter devices or the like.
Assignee: Draegerwerk AG and Co KGaA
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Filing: 1931-01-30
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Granted: 1933-10-13
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Expires: 1951-01-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 16:58
CPC Classifications
B; B01; B01D; B01D46/00; B01D46/10; B01D46/12
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Total Claims: 0
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References Cited (Backward Citations)
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