Haveuse à charbon et autres minéraux,申请号FR19590810324-传众专利搜索

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发明名称	Haveuse à charbon et autres minéraux
摘要
申请公布号	FR1240892(A)	申请公布日期	1960.09.09
申请号	FR19590810324	申请日期	1959.11.17
申请人	MAVOR & COULSON LTD	发明人
分类号	E21C27/02	主分类号	E21C27/02
代理机构		代理人
主权项
地址

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