Automatic Drilling System,申请号CA19932094313-传众专利搜索

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发明名称	Automatic Drilling System
摘要
申请公布号	CA2094313(A1)	申请公布日期	1994.10.20
申请号	CA19932094313	申请日期	1993.04.19
申请人	BOWDEN, BOBBIE J.	发明人	BOWDEN, BOBBIE J.
分类号	E21B44/02;(IPC1-7):E21B17/00	主分类号	E21B44/02
代理机构		代理人
主权项
地址

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