Sentreringsanordning,申请号NO19990006000-传众专利搜索

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发明名称	Sentreringsanordning
摘要
申请公布号	NO321419(B1)	申请公布日期	2006.05.08
申请号	NO19990006000	申请日期	1999.12.06
申请人	WEATHERFORD/LAMB INC	发明人	KINZEL HOLGER
分类号	E21B17/10	主分类号	E21B17/10
代理机构		代理人
主权项
地址

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