Subsea hanger and running tool,申请号US19890373089-传众专利搜索

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发明名称	Subsea hanger and running tool
摘要
申请公布号	US4969519(A)	申请公布日期	1990.11.13
申请号	US19890373089	申请日期	1989.06.28
申请人	COOPER INDUSTRIES, INC.	发明人	KELLY, THOMAS P.
分类号	E21B33/04;E21B23/01;E21B33/043	主分类号	E21B33/04
代理机构		代理人
主权项
地址

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