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DE650830C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Oxygen breathing apparatus
Assignee: Individual
•
Filing: 1934-04-27
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Granted: 1937-10-04
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Expires: 1954-04-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-26 06:59
CPC Classifications
A; A62; A62B; A62B7/00; A62B7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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