Patent DE640150C successfully refreshed from Google Patents.
DE640150C
Expired / Lapsed
DE
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Electrical switching device for the automatic periodic opening and closing of a circuit by a relay whose coil is connected in series with a main resistor with a negative temperature coefficient
Assignee: AEG AG
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Filing: 1934-05-26
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Granted: 1936-12-23
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Expires: 1954-05-26
Abstract
No abstract record available.
Inventors
- 👤 Gustav Wilhelm Mueller
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 16:58
CPC Classifications
H; H01; H01H; H01H51/00; H01H51/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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