DE868027C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Spring arrangement for? Directly heated cathode wires of an electrical discharge vessel connected in parallel and covered with emission paste
Assignee: Telefunken AG
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Filing: 1941-06-28
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Granted: 1953-02-23
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Expires: 1961-06-28
Abstract
No abstract record available.
Inventors
- 👤 Ernst Wackerow
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-30 05:51
CPC Classifications
H; H01; H01J; H01J1/00; H01J1/02; H01J1/13; H01J1/15; H01J1/18
Claims Analysis
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References Cited (Backward Citations)
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