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FR1507300A Expired / Lapsed FR ⏱️ 0.0 years remaining

Improvements to homopolar or differential protection devices

Assignee: Alcatel Lucent SAS
•
Filing: 1966-11-16
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Granted: 1967-12-29
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Expires: 1986-11-16
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Abstract

No abstract record available.

Inventors

  • 👤 Jacques Cocherel
  • 👤 Alain Rouast

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-11-03 03:35
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/20; H01F38/22; H01F38/28; H01F38/30; H01F38/38; H02; H02H; H02H3/00; H02H3/26; H02H3/32; H02H3/34; H02H3/347; H01H; H01H83/00; H01H83/14; H01H83/144; H01H2083/146

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