METHOD AND APPARATUS FOR DETERMINING ROCK HARDNESS,申请号SU19843688924-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR DETERMINING ROCK HARDNESS
摘要
申请公布号	SU1375995(A1)	申请公布日期	1988.02.23
申请号	SU19843688924	申请日期	1984.01.04
申请人	VNI PK I PO OSUSHENIYU MESTOROZHDENIJ POLEZNYKH ISKOPAEMYKH,CüE\|ôAóÓHÕM ×OPHÕM PA¬OTAM,PÔ¯HôÚHOö ×EOóO×ôô ô MAPKÛEö¯EPCKOMÔ ¯EóÔ	发明人	PYATA SERGEJ YA,SU;SHAFOROSTOV ALEKSANDR P,SU
分类号	G01N3/46;E21C39/00	主分类号	G01N3/46
代理机构		代理人
主权项
地址

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