MEANS FOR AND A METHOD OF INSTALLING A MINE PROP,申请号ZM19810000108-传众专利搜索

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发明名称	MEANS FOR AND A METHOD OF INSTALLING A MINE PROP
摘要
申请公布号	ZM10881(A1)	申请公布日期	1983.04.21
申请号	ZM19810000108	申请日期	1981.12.24
申请人	EDWARD L.BATEMAN LIMITED	发明人
分类号	E21D15/28;(IPC1-7):E21D15/28	主分类号	E21D15/28
代理机构		代理人
主权项
地址

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