Patent DE643302C successfully refreshed from Google Patents.
DE643302C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Switching device for any single or group drive of fire fighters
Assignee: AEG AG
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Filing: 1935-01-15
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Granted: 1937-04-03
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Expires: 1955-01-15
Abstract
No abstract record available.
Inventors
- 👤 Dipl-Ing Hans Tengstroem
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 12:26
CPC Classifications
E; E02; E02B; E02B7/00; E02B7/20; E02B7/26; E02B7/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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