CH264661A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Magnetic sound recording and reproducing device.
Assignee: Brush Dev Co
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Filing: 1948-04-28
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Granted: —
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Expires: 1968-04-28
Abstract
No abstract record available.
Inventors
- 👤 Company Brush Development
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-06 20:07
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/02; G11B15/10; G11B15/18; G11B15/26; G11B15/46; G11B15/50
Claims Analysis
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References Cited (Backward Citations)
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