FR874653A
Expired / Lapsed
FR
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Device for generating, detecting or modifying electrical oscillations
Assignee: Koninklijke Philips NV
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Filing: 1941-08-01
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Granted: 1942-08-18
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Expires: 1961-08-01
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 19:40
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/02; H01J25/32; H01J25/50; H01J25/52; H01J25/78
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