Patent FR725264A successfully refreshed from Google Patents.
FR725264A
Expired / Lapsed
FR
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Further training for reproducers for phonographic amplifiers
Assignee: Georges Varret
•
Filing: 1931-10-21
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Granted: 1932-05-10
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Expires: 1951-10-21
Abstract
No abstract record available.
Inventors
- 👤 Georges Varret
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 13:07
CPC Classifications
H; H04; H04R; H04R11/00; H04R11/08
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Total Claims: 0
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References Cited (Backward Citations)
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