FR1056811A
Expired / Lapsed
FR
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Improvements made or relating to magnetic devices
Assignee: KINGSTON INSTR Co Ltd
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Filing: 1951-09-27
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Granted: 1954-03-03
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Expires: 1971-09-27
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 20:50
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/02; H01F7/0231; H01F7/0252; H01F7/0257; E; E21; E21B; E21B31/00; E21B31/06
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