Patent US2983939A successfully refreshed from Google Patents.
Patent DE698288C successfully refreshed from Google Patents.
DE698288C
Expired / Lapsed
DE
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Socket arrangement for electric light tubes consisting of base and socket
Assignee: Osram GmbH
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Filing: 1939-04-07
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Granted: 1940-11-06
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Expires: 1959-04-07
Abstract
No abstract record available.
Inventors
- 👤 Dr Ir Jan Bergmans
- 👤 Friedrich Goeritz
- 👤 Ir Clamor August Lamberts
- 👤 Jan Van Wert
- 👤 Dr Kurt Wiegand
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-07 07:05
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M4/66; H01M4/68; H01M4/685; H01J; H01J2893/00; H01J2893/0001; H01J2893/0012; H01J2893/0027; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
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References Cited (Backward Citations)
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