METHOD OF ASSESSING THE IMPACT HAZARD OF ROCK,申请号SU19792774529-传众专利搜索

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发明名称	METHOD OF ASSESSING THE IMPACT HAZARD OF ROCK
摘要
申请公布号	SU840354(A1)	申请公布日期	1981.06.23
申请号	SU19792774529	申请日期	1979.06.04
申请人	VNII GORNOJ GEOMEKHANIKI MARKSHEJDERSKOGO DELA	发明人	BICH YAKOV A,SU;MININ YURIJ YA,SU
分类号	E21C39/00;E21F5/00;(IPC1-7):E21C39/00	主分类号	E21C39/00
代理机构		代理人
主权项
地址

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