FR862867A
Expired / Lapsed
FR
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Loud speaker
Assignee: Manrico Compare
•
Filing: 1940-01-12
•
Granted: 1941-03-18
•
Expires: 1960-01-12
Abstract
No abstract record available.
Inventors
- 👤 Manrico Compare
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-04 13:32
CPC Classifications
H; H04; H04R; H04R7/00; H04R7/02; H04R7/12
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