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经营范围
发明名称
ANORDNING VED STIGERTILKOBLING.
摘要
申请公布号
NO862666(A)
申请公布日期
1988.01.04
申请号
NO19860002666
申请日期
1986.07.01
申请人
AKER ENGINEERING A/S
发明人
HAGSTROEM, BO
分类号
B63B27/24;B63B27/34;E21B43/01;(IPC1-7):E21B/
主分类号
B63B27/24
代理机构
代理人
主权项
地址
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