CH206472A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Device for sound recording and playback.
Assignee: Gut Emil
•
Filing: 1938-05-23
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Granted: —
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Expires: 1958-05-23
Abstract
No abstract record available.
Inventors
- 👤 Gut Emil
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 20:39
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/02; G11B3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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