Distributeur de manoeuvre pour machines,申请号FRD710709-传众专利搜索

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发明名称	Distributeur de manoeuvre pour machines
摘要
申请公布号	FR710709(A)	申请公布日期	1931.08.28
申请号	FRD710709	申请日期	1930.05.02
申请人		发明人	DUVAL MAURIGE
分类号	E21D15/58	主分类号	E21D15/58
代理机构		代理人
主权项
地址

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