Perfectionnements apportés aux installations pour l'abattage et le transport du charbon et autres minéraux,申请号FR19630946568-传众专利搜索

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发明名称	Perfectionnements apportés aux installations pour l'abattage et le transport du charbon et autres minéraux
摘要
申请公布号	FR1373242(A)	申请公布日期	1964.09.25
申请号	FR19630946568	申请日期	1963.09.04
申请人	MASCHINENFABRIK UND EISENGIESSEREI A. BEIEN	发明人
分类号	E21C35/04	主分类号	E21C35/04
代理机构		代理人
主权项
地址

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