FR840020A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method for the establishment of high voltage electrical appliances
Assignee: TRANSFORMATEURS DE MESURE E WA
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Filing: 1937-12-17
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Granted: 1939-04-18
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Expires: 1957-12-17
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-01 17:52
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/02; H01F27/022; H01F41/00; H01F41/02; H01F41/04; H01F41/12; H01F41/127
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