Tool orientation with electronic probes in a magnetic interference environment,申请号GB19980026905-传众专利搜索

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发明名称	Tool orientation with electronic probes in a magnetic interference environment
摘要
申请公布号	GB9826905(D0)	申请公布日期	1999.01.27
申请号	GB19980026905	申请日期	1998.12.08
申请人	DRESSER INDUSTRIES INC	发明人
分类号	E21B47/024	主分类号	E21B47/024
代理机构		代理人
主权项
地址

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