FR1141972A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Attenuator for waveguides, in particular for wave propagation tubes
Assignee: Siemens and Halske AG
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Filing: 1955-12-08
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Granted: 1957-09-12
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Expires: 1975-12-08
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 13:36
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/32; H01P1/36; H01J; H01J23/00; H01J23/16; H01J23/24; H01J23/30; H03; H03H; H03H7/00; H03H7/24; H03H7/25
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