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AT239344B
Expired / Lapsed
AT
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Electrodynamic headphones
Assignee: Akg Akustische Kino Geraete
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Filing: 1963-03-13
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Granted: 1965-03-25
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Expires: 1983-03-13
Abstract
No abstract record available.
Inventors
- 👤 Rudolf Dr Goerike
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-03 18:44
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R9/00; H04R9/02; H04R9/04; H04R9/046; H04R9/047
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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