AT323823B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
SOUND TRANSMITTERS ACCORDING TO THE TWO-WAY SYSTEM, IN PARTICULAR FOR HEADPHONES
Assignee: Akg Akustische Kino Geraete
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Filing: 1973-06-19
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Granted: 1975-07-25
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Expires: 1993-06-19
Abstract
No abstract record available.
Inventors
- 👤 Herbert Piribauer
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-26 00:22
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/24; H04R1/28; H04R1/2807; H04R1/2838; H04R1/2842
Claims Analysis
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References Cited (Backward Citations)
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