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FR861799A
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FR
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Improvements to light discharge devices
Assignee: Compagnie des Lampes
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Filing: 1939-11-23
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Granted: 1941-02-17
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Expires: 1959-11-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-30 07:37
CPC Classifications
H; H01; H01J; H01J61/00; H01J61/02; H01J61/30; H01J61/33
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