Borekroner,申请号NO20020006184-传众专利搜索

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发明名称	Borekroner
摘要
申请公布号	NO20026184(A)	申请公布日期	2003.02.12
申请号	NO20020006184	申请日期	2002.12.19
申请人	WEATHERFORD/LAMB INC	发明人	PIA, GIANCARLO TOMASSO PIETRO
分类号	E21B10/34;(IPC1-7):E21B10/34	主分类号	E21B10/34
代理机构		代理人
主权项
地址

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