Dual sensor freepoint tool,申请号AU20020330594-传众专利搜索

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发明名称	Dual sensor freepoint tool
摘要
申请公布号	AU2002330594(B2)	申请公布日期	2007.07.12
申请号	AU20020330594	申请日期	2002.08.05
申请人	WEATHERFORD/LAMB, INC.	发明人	KEVIN LEON GRAY;JAMES D. ESTES
分类号	E21B29/00;E21B31/00;E21B47/09	主分类号	E21B29/00
代理机构		代理人
主权项
地址

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