FR1150870A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Multiple beam cathode ray tubes
Assignee: EMI Ltd
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Filing: 1956-04-28
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Granted: 1958-01-21
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Expires: 1976-04-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-22 22:04
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/10; H01J31/20; H01J29/00; H01J29/46; H01J29/48; H01J29/51; H04; H04N; H04N9/00; H04N9/12; H04N9/16; H04N9/18; H04N9/20
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