FR679867A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Method of fittings, by welding, nested tubes and its embodiments
Assignee: FR DES CONST AITON SOC
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Filing: 1929-08-05
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Granted: 1930-04-18
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Expires: 1949-08-05
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
2026-10-23 21:11
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/02; F16L13/0218; F16L13/04
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