Perfectionnements aux postes à itinéraires pour la commande du trafic ferroviaire,申请号FRD999795-传众专利搜索

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发明名称	Perfectionnements aux postes à itinéraires pour la commande du trafic ferroviaire
摘要
申请公布号	FR999795(A)	申请公布日期	1952.02.05
申请号	FRD999795	申请日期	1946.01.04
申请人	COMPAGNIE DES FREINS ET SIGNAUX WESTINGHOUSE	发明人
分类号	B61L19/06	主分类号	B61L19/06
代理机构		代理人
主权项
地址

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