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发明名称
Offshore platform
摘要
申请公布号
US3315473(A)
申请公布日期
1967.04.25
申请号
US19650494289
申请日期
1965.08.27
申请人
BROWN & ROOT, INC.
发明人
HAUBER FERDINAND R.;CLARK CLAUDE L.
分类号
E21B15/02
主分类号
E21B15/02
代理机构
代理人
主权项
地址
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