Drill bit with weight and torque sensors,申请号GB20110002792-传众专利搜索

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发明名称	Drill bit with weight and torque sensors
摘要
申请公布号	GB2474222(B)	申请公布日期	2012.09.05
申请号	GB20110002792	申请日期	2009.08.26
申请人	BAKER HUGHES INCORPORATED	发明人	TU TIEN TRINH;ERIC C SULLIVAN;DARYL PRITCHARD
分类号	E21B47/01;E21B12/00;E21B12/02	主分类号	E21B47/01
代理机构		代理人
主权项
地址

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