Patent US2443957A successfully refreshed from Google Patents.
Patent DE597728C successfully refreshed from Google Patents.
DE597728C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for current and voltage limitation in the power switching of rail motors
Assignee: Siemens Schuckertwerke AG
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Filing: 1930-05-22
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Granted: 1934-05-30
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Expires: 1950-05-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 08:18
CPC Classifications
B; B60; B60L; B60L3/00; B60L3/06; B60L2200/00; B60L2200/26
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