FR884077A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Harmonic selector device for creating sounds analogous to those of musical instruments and apparatus incorporating this device
Assignee: Martin
•
Filing: 1942-03-31
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Granted: 1943-08-02
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Expires: 1962-03-31
Abstract
No abstract record available.
Inventors
- 👤 Martin
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 01:25
CPC Classifications
G; G10; G10H; G10H5/00; G10H5/02; G10H1/00; G10H1/02; G10H1/06; G10H1/12
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