BENCH FOR TESTING DRILLABILITY OF ROCK,申请号SU19864097801-传众专利搜索

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发明名称	BENCH FOR TESTING DRILLABILITY OF ROCK
摘要
申请公布号	SU1373813(A1)	申请公布日期	1988.02.15
申请号	SU19864097801	申请日期	1986.05.26
申请人	LE GORNYJ I IM.G.V.PLEKHANOVA	发明人	KHOLODOK ALEKSEJ N,SU;KHOLODOK NIKOLAJ N,SU;MITING RALF,DD
分类号	E21C39/00	主分类号	E21C39/00
代理机构		代理人
主权项
地址

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