CH480769A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Acoustic device for low frequency sound reproduction
Assignee: Anders Amneus Kristers Lars
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Filing: 1968-05-08
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Granted: —
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Expires: 1988-05-08
Abstract
No abstract record available.
Inventors
- 👤 Anders Amneus Kristers Lars
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-10 01:41
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/28; H04R1/2807; H04R1/2815; H04R1/2823; H04R1/2826
Claims Analysis
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References Cited (Backward Citations)
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