DE712580C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Speaker arrangement
Assignee: Telefunken AG
•
Filing: 1936-07-16
•
Granted: 1941-10-22
•
Expires: 1956-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-31 19:36
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/32; H04R1/34; H04R1/345
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
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