DE856232C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Method and device for stereophonic sound transmission
Assignee: Klangfilm GmbH
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Filing: 1950-02-17
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Granted: 1952-12-18
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Expires: 1970-02-17
Abstract
No abstract record available.
Inventors
- 👤 Karl Dipl-Ing Schwartz
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-27 16:54
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/68; H04; H04S; H04S7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE576577C
Cited
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