ABSETZGERÄT IM BOHRLOCH FÜR EIN EXPANDIERBARES STEIGROHR,申请号DE19966013138-传众专利搜索

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发明名称	ABSETZGERÄT IM BOHRLOCH FÜR EIN EXPANDIERBARES STEIGROHR
摘要
申请公布号	DE69613138(D1)	申请公布日期	2001.07.05
申请号	DE19966013138	申请日期	1996.11.11
申请人	WEATHERFORD/LAMB, INC.	发明人	CAMPBELL, ALASDAIR
分类号	E21B43/10;(IPC1-7):E21B43/10	主分类号	E21B43/10
代理机构		代理人
主权项
地址

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