DOUBLE CORE TOOL,申请号SU19864148168-传众专利搜索

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发明名称	DOUBLE CORE TOOL
摘要
申请公布号	SU1408048(A1)	申请公布日期	1988.07.07
申请号	SU19864148168	申请日期	1986.11.12
申请人	VNII METODIKI TEKHNIKI RAZVEDKI	发明人	SENNIKOV VALERIJ N,SU;GORBACHENKOV VLADIMIR A,SU
分类号	E21B25/00	主分类号	E21B25/00
代理机构		代理人
主权项
地址

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