FR1121069A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement in phonographic records
Assignee: Claude-Francois-Hipp Mailland
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Filing: 1955-02-02
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Granted: 1956-07-20
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Expires: 1975-02-02
Abstract
No abstract record available.
Inventors
- 👤 Claude-Francois-Hipp Mailland
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 14:12
CPC Classifications
G; G11; G11B; G11B3/00; G11B3/68; G11B3/70
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