FR555052A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements to pyrometers
Assignee: Compagnie Francaise Thomson Houston SA
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Filing: 1922-08-11
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Granted: 1923-06-23
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Expires: 1942-08-11
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
2026-11-07 12:11
CPC Classifications
G; G01; G01K; G01K7/00; G01K7/02; G01K7/04
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