Undersea hydraulic coupling with guide for valve actuator,申请号GB20010011456-传众专利搜索

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发明名称	Undersea hydraulic coupling with guide for valve actuator
摘要
申请公布号	GB0111456(D0)	申请公布日期	2001.07.04
申请号	GB20010011456	申请日期	2001.05.10
申请人	NATIONAL COUPLING COMPANY INC	发明人
分类号	E21B34/04;F16L37/42	主分类号	E21B34/04
代理机构		代理人
主权项
地址

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