FR883022A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method and device for canceling magnetic sound recordings
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1942-06-10
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Granted: 1943-06-22
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Expires: 1962-06-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 06:28
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/127; G11B5/265
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