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发明名称
OPPHENGSANORDNING VED ET UNDERVANNS-BROENNHODE.
摘要
申请公布号
NO160944(B)
申请公布日期
1989.03.06
申请号
NO19830000502
申请日期
1983.02.15
申请人
CAMERON IRON WORKS USA INC.
发明人
BAUGH, BENTON F.;HENDERSON, HERMAN O. JR.;FOWLER, JOHN H.;AHLSTONE, ARTHUR
分类号
E21B33/00;E21B33/043;F16J15/12;(IPC1-7):E21B33/043
主分类号
E21B33/00
代理机构
代理人
主权项
地址
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