FR50597E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Oxygen inlet valve controlled automatically by respiration, by means of a membrane and intended for oxygen breathing apparatus
Assignee: Auergesellschaft GmbH
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Filing: 1939-05-02
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Granted: 1941-01-15
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Expires: 1959-05-02
Abstract
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 04:36
CPC Classifications
A; A62; A62B; A62B9/00; A62B9/02; A62B9/022; A62B9/027
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