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Patent DE721386C successfully refreshed from Google Patents.
DE721386C
Expired / Lapsed
DE
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Electrical high-performance switch with arc extinguishing by a flowing extinguishing agent
Assignee: Siemens Corp
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Filing: 1937-11-09
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Granted: 1942-06-03
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Expires: 1957-11-09
Abstract
No abstract record available.
Inventors
- 👤 Dr-Ing E H Hans Beiersdorf
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 14:19
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/70
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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