Auger driver with casing driver,申请号KR20070064107-传众专利搜索

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发明名称	Auger driver with casing driver
摘要
申请公布号	KR100890254(B1)	申请公布日期	2009.03.26
申请号	KR20070064107	申请日期	2007.06.28
申请人		发明人
分类号	E21B10/00	主分类号	E21B10/00
代理机构		代理人
主权项
地址

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