Commande d'aiguillage,申请号FRD47975-传众专利搜索

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发明名称	Commande d'aiguillage
摘要
申请公布号	FR47975(E)	申请公布日期	1937.08.28
申请号	FRD47975	申请日期	1936.12.24
申请人		发明人	LECQ ALBERT
分类号	B61L5/06	主分类号	B61L5/06
代理机构		代理人
主权项
地址

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