Perfectionnement aux têtes de ramassage des machines de chargement utilisées notamment dans les mines,申请号FRD1211998-传众专利搜索

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发明名称	Perfectionnement aux têtes de ramassage des machines de chargement utilisées notamment dans les mines
摘要
申请公布号	FR1211998(A)	申请公布日期	1960.03.21
申请号	FRD1211998	申请日期	1958.12.26
申请人		发明人	REINERT ROBERT
分类号	E21D9/12	主分类号	E21D9/12
代理机构		代理人
主权项
地址

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