Patent FR858233A successfully refreshed from Google Patents.
FR858233A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Talking machine combined with a projector
Assignee: Vidal
•
Filing: 1939-07-25
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Granted: 1940-11-20
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Expires: 1959-07-25
Abstract
No abstract record available.
Inventors
- 👤 Vidal
- 👤 Coutelen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 13:27
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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