ORIENTED CORE SAMPLINS DEVICE,申请号SU19843819332-传众专利搜索

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发明名称	ORIENTED CORE SAMPLINS DEVICE
摘要
申请公布号	RU1258112(C)	申请公布日期	1993.02.07
申请号	SU19843819332	申请日期	1984.12.04
申请人	SVERDLOVSKIJ GORNYJ I IM.V.V.VAKHRUSHEVA	发明人	KALASHNIKOV V.N.,SU;SKOVORODNIKOV I.G.,SU
分类号	E21B25/16	主分类号	E21B25/16
代理机构		代理人
主权项
地址

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