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GASTON CASTEL DE COURVAL
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GASTON CASTEL DE COURVAL
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Publication of FR475046ApublicationCriticalpatent/FR475046A/en
B61G5/00—Couplings for special purposes not otherwise provided for
B61G5/06—Couplings for special purposes not otherwise provided for for, or combined with, couplings or connectors for fluid conduits or electric cables
FR475046D1914-01-141914-01-14
Device for automatic coupling of railway wagons and their connections
ExpiredFR475046A
(en)