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发明名称
INRICHTING VOOR HET UITVOEREN VAN WERKZAAMHEDEN AAN ONDER WATER AFGEWERKTE BOORPUTTEN.
摘要
申请公布号
NL153299(B)
申请公布日期
1977.05.16
申请号
NL19720006709
申请日期
1972.05.18
申请人
SUBSEA EQUIPMENT ASSOCIATES (SEAL), SOCIETE ANONYME, HAMILTON, BERMUDA-EILANDEN.
发明人
分类号
E02B17/00;E21B33/035;E21B41/06;E21B43/01;(IPC1-7):E21B41/00;B63C11/44
主分类号
E02B17/00
代理机构
代理人
主权项
地址
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