FR535868A
Expired / Lapsed
FR
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Improvements to insulators
Assignee: Const Electr De Delle SA Des A
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Filing: 1921-05-20
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Granted: 1922-04-22
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Expires: 1941-05-20
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
2026-11-05 19:13
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/38; H01B17/40
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