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发明名称
Wireline valve actuator
摘要
申请公布号
GB2379230(A)
申请公布日期
2003.03.05
申请号
GB20020020260
申请日期
2002.09.02
申请人
* ELMAR SERVICES LIMITED
发明人
CARL RICHARD * WOOD;KENNETH STEVEN * COULL
分类号
E21B33/06;(IPC1-7):E21B33/06
主分类号
E21B33/06
代理机构
代理人
主权项
地址
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