FR877692A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to hollow lines for UHF
Assignee: Telefunken AG
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Filing: 1941-12-12
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Granted: 1942-12-14
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Expires: 1961-12-12
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 01:16
CPC Classifications
H; H01; H01P; H01P3/00; H01P3/12; H01P3/14
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