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发明名称
Fremgangsmåte for nedföring av en tung gjenstand fra havflaten til havbunnen
摘要
申请公布号
NO174360(C)
申请公布日期
1994.04.27
申请号
NO19910003015
申请日期
1991.08.02
申请人
NORWEGIAN CONTRACTORS AS
发明人
JOHANSEN, KNUT
分类号
F16L;F16L1/12;(IPC1-7):F16L1/12
主分类号
F16L
代理机构
代理人
主权项
地址
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