MOTTAKER I ET SYSTEM FOR LOGGING UNDER BORING,申请号NO19750000925-传众专利搜索

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发明名称	MOTTAKER I ET SYSTEM FOR LOGGING UNDER BORING
摘要
申请公布号	NO143292(C)	申请公布日期	1981.01.07
申请号	NO19750000925	申请日期	1975.03.18
申请人	MOBIL OIL CORP,	发明人	SEXTON, JAMES HOWARD,;PATTON, BOBBIE JOE,
分类号	E21B;E21B47/18;E21B47/20;G08C23/00;(IPC1-7):G08C23/00;E21B47/12	主分类号	E21B
代理机构		代理人
主权项
地址

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