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经营范围
发明名称
Pressure control apparatus
摘要
申请公布号
EP0959225(B1)
申请公布日期
2005.11.23
申请号
EP19990303894
申请日期
1999.05.19
申请人
ELMAR SERVICES LIMITED
发明人
MILLOY, GORDON THOMAS
分类号
E21B33/072;(IPC1-7):E21B33/072
主分类号
E21B33/072
代理机构
代理人
主权项
地址
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