DE649335C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Crystal photo cell for amplifier operation
Assignee: WERNER BEHRENDT DR
•
Filing: 1934-11-02
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Granted: 1937-08-20
•
Expires: 1954-11-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 20:50
CPC Classifications
H; H10; H10F; H10F19/00; H10F19/20; Y; Y02; Y02E; Y02E10/00; Y02E10/50
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