STACKED DRILL BIT AND TOROIDAL REAMER AND METHOD,申请号AU20030218254-传众专利搜索

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发明名称	STACKED DRILL BIT AND TOROIDAL REAMER AND METHOD
摘要
申请公布号	AU2003218254(A1)	申请公布日期	2003.10.08
申请号	AU20030218254	申请日期	2003.03.18
申请人	RIVES, ALLEN, KENT	发明人	ALLEN, KENT RIVES
分类号	E21B10/28	主分类号	E21B10/28
代理机构		代理人
主权项
地址

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