FR779642A
Expired / Lapsed
FR
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Further development for electro-magnetic recording device
Assignee: Henri Loubry
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Filing: 1934-10-15
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Granted: 1935-04-10
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Expires: 1954-10-15
Abstract
No abstract record available.
Inventors
- 👤 Henri Loubry
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 21:00
CPC Classifications
G; G11; G11B; G11B5/00; G11B5/127; G11B5/265
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References Cited (Backward Citations)
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