Improvements in or relating to mineral mining machines,申请号GB19600020681-传众专利搜索

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发明名称	Improvements in or relating to mineral mining machines
摘要
申请公布号	GB983095(A)	申请公布日期	1965.02.10
申请号	GB19600020681	申请日期	1960.06.13
申请人	COAL INDUSTRY (PATENTS) LIMITED	发明人	HIGH CHARLES WILLIAM
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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