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FR333675A
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FR
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Improvement in phonographs
Assignee: Individual
•
Filing: 1903-07-08
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Granted: 1903-12-01
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Expires: 1923-07-08
Abstract
No abstract record available.
Inventors
- 👤 Auguste Lumiere
- 👤 Louis Lumiere
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 07:05
CPC Classifications
G; G11; G11B; G11B17/00; G11B17/02; G11B17/022; G11B17/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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