Procédé et engin d'abatage de charbon et autres minerais,申请号FR19610881417-传众专利搜索

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发明名称	Procédé et engin d'abatage de charbon et autres minerais
摘要
申请公布号	FR1315205(A)	申请公布日期	1963.01.18
申请号	FR19610881417	申请日期	1961.12.08
申请人	ATELIERS DE CONSTRUCTIONS ELECTRIQUES DE CHARLEROI	发明人	OTS IVAN
分类号	E21C27/42	主分类号	E21C27/42
代理机构		代理人
主权项
地址

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