FR1312450A
Expired / Lapsed
FR
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Explosion proof firedamp coupling
Assignee: Otto Dunkel
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Filing: 1961-08-24
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Granted: 1962-12-21
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Expires: 1981-08-24
Abstract
No abstract record available.
Inventors
- 👤 Otto Dunkel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 09:13
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/66; H01R13/70; H01R13/707
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