FR856069A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvement to metal panels able to withstand high temperatures without deformation
Assignee: Commentry Fourchambault & Deca
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Filing: 1939-02-15
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Granted: 1940-05-27
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Expires: 1959-02-15
Abstract
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Inventors
No inventors recorded.
Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-06 11:46
CPC Classifications
C; C21; C21D; C21D9/00; C21D9/0006; C21D9/0025; F; F27; F27D; F27D1/00; F27D1/04; F27D1/06
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