ANCHOR FOR SUPPORTING MINE WORKINGS,申请号SU19894674378-传众专利搜索

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发明名称	ANCHOR FOR SUPPORTING MINE WORKINGS
摘要
申请公布号	SU1668685(A1)	申请公布日期	1991.08.07
申请号	SU19894674378	申请日期	1989.01.20
申请人	VNII GORNOJ GEOMEKHANIKI MARK	发明人	ARDASHEV KONSTANTIN A,SU;AKHMATOV VLADIMIR I,SU;ZYUZIN IVAN M,SU;RYZHOV VLADIMIR A,SU
分类号	E21D21/00	主分类号	E21D21/00
代理机构		代理人
主权项
地址

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