Fluid pressure operated actuated operator tool for well tools,申请号US19650486641-传众专利搜索

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发明名称	Fluid pressure operated actuated operator tool for well tools
摘要
申请公布号	US3378080(A)	申请公布日期	1968.04.16
申请号	US19650486641	申请日期	1965.09.13
申请人	OTIS ENGINEERING CORPORATION	发明人	FREDD JOHN V.
分类号	E21B23/08	主分类号	E21B23/08
代理机构		代理人
主权项
地址

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