DE354457C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for preventing the penetration of explosive gas air mixtures into flammable gases
Assignee: DEUTSCHE MASCHF AG
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Filing: 1921-10-19
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Granted: 1922-06-09
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Expires: 1941-10-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-22 19:37
CPC Classifications
A; A62; A62C; A62C4/00; A62C4/02
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