FR901648A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and device for recording and reproducing texts, pieces of music and the like
Assignee: Johannes Kuhl
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Filing: 1943-09-20
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Granted: 1945-08-01
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Expires: 1963-09-20
Abstract
No abstract record available.
Inventors
- 👤 Johannes Kuhl
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 20:11
CPC Classifications
G; G11; G11B; G11B33/00; G11B33/02; G11B33/06
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