Patent US3758395A successfully refreshed from Google Patents.
DE752002C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Microphone arrangement for stereo acoustic purposes
Assignee: Klangfilm GmbH
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Filing: 1940-10-16
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Granted: 1953-12-21
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Expires: 1960-10-16
Abstract
No abstract record available.
Inventors
- 👤 Mauricio Dietrich
- 👤 Martin Dr-Ing Ulner
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-28 07:58
CPC Classifications
H; H04; H04R; H04R5/00; H04R5/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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