A DOWNHOLE TOOL,申请号GB19880021341-传众专利搜索

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发明名称	A DOWNHOLE TOOL
摘要
申请公布号	GB2209833(B)	申请公布日期	1992.08.19
申请号	GB19880021341	申请日期	1988.09.12
申请人	* GYRODATA INC	发明人	GARY W * UTTECHT;DANNY E * HOOVER;STEPHEN W * KLOPP
分类号	G01V1/20;G01V1/42	主分类号	G01V1/20
代理机构		代理人
主权项
地址

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