FR983514A
Expired / Lapsed
FR
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Measuring device for soil resistance
Assignee: PARISIENNE POUR L IND ELECTR S
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Filing: 1949-02-01
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Granted: 1951-06-25
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Expires: 1969-02-01
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
2026-10-25 00:00
CPC Classifications
E; E02; E02D; E02D1/00; E02D1/02; E02D1/022
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