Improvements in mineral mining machines,申请号GB19620048262-传众专利搜索

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发明名称	Improvements in mineral mining machines
摘要
申请公布号	GB996584(A)	申请公布日期	1965.06.30
申请号	GB19620048262	申请日期	1962.12.20
申请人	ATELIERS DE CONSTRUCTIONS ELECTRIQUES DE CHARLERIO (ACEC)	发明人
分类号	E21C27/12	主分类号	E21C27/12
代理机构		代理人
主权项
地址

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