Patent FR1291584A successfully refreshed from Google Patents.
FR1291584A
Expired / Lapsed
FR
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Improvements to stereophonic equipment
Assignee: Compagnie Francaise Thomson Houston SA
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Filing: 1961-03-07
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Granted: 1962-04-27
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Expires: 1981-03-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 13:57
CPC Classifications
H; H04; H04R; H04R5/00; H04R5/04
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