TOOL FOR MOUNTING HYDRAULIC PACKOFF/CASING HANGER,申请号JP19910328635-传众专利搜索

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发明名称	TOOL FOR MOUNTING HYDRAULIC PACKOFF/CASING HANGER
摘要
申请公布号	JPH04277291(A)	申请公布日期	1992.10.02
申请号	JP19910328635	申请日期	1991.12.12
申请人	COOPER IND INC	发明人	JIYOSEFU EICHI HAINZU
分类号	E21B33/06;E21B33/04;E21B43/00	主分类号	E21B33/06
代理机构		代理人
主权项
地址

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