Patent US3592030A successfully refreshed from Google Patents.
Patent DE642846C successfully refreshed from Google Patents.
DE642846C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for the production of luminescent screens, in particular for cathode ray tubes
Assignee: GV OBJEDINENIJE ELEKTRO SLABOT
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Filing: 1933-11-19
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Granted: 1937-03-17
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Expires: 1953-11-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 23:42
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22
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References Cited (Backward Citations)
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