Improvements relating to machines for mining coal and other minerals,申请号GB19600013571-传众专利搜索

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发明名称	Improvements relating to machines for mining coal and other minerals
摘要
申请公布号	GB984689(A)	申请公布日期	1965.03.03
申请号	GB19600013571	申请日期	1960.04.19
申请人	MAVOR & COULSON LIMITED	发明人	WINDER GILBERT HENRY;CHALMERS ROBERT
分类号	E21C27/18;E21C29/10	主分类号	E21C27/18
代理机构		代理人
主权项
地址

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