Patent DE581871C successfully refreshed from Google Patents.
DE581871C
Expired / Lapsed
DE
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Expansion switch for interrupting alternating current
Assignee: Siemens Schuckertwerke AG
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Filing: 1929-07-17
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Granted: 1933-08-04
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Expires: 1949-07-17
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Werner Kaufmann
- 👤 Dr-Ing Fritz Kesselring
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-05 07:57
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/70; H01H33/72; H01H33/75
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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