FR754972A
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Assignee: BBC BROWN BOVERI and CIE
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Filing: 1933-04-29
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Granted: 1933-11-17
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Expires: 1953-04-29
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
2026-10-29 20:16
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/24; H01H33/245
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