Patent DE614652C successfully refreshed from Google Patents.
DE614652C
Expired / Lapsed
DE
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Firedamp proof switch
Assignee: CALOR ELEK ZITAETS AKT GES
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Filing: —
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Granted: 1935-06-14
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Expires: 1952-06-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-25 07:16
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/22; H02H7/226
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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