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发明名称
SLIP JOINT
摘要
申请公布号
EP0898637(B1)
申请公布日期
2001.07.25
申请号
EP19970922211
申请日期
1997.05.05
申请人
MARITIME HYDRAULICS A.S.
发明人
VATNE, PER
分类号
E21B17/01;E21B17/08;E21B19/00;(IPC1-7):E21B19/09
主分类号
E21B17/01
代理机构
代理人
主权项
地址
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