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经营范围
发明名称
STABILISERENDE INNRETNING FOR BOREHULL.
摘要
申请公布号
NO854028(A)
申请公布日期
1986.04.14
申请号
NO19850004028
申请日期
1985.10.10
申请人
DIAMANT BOART SA
发明人
LAMBOT, JOSEPH HONORE
分类号
E21B17/10;E21B17/22;(IPC1-7):E21B/
主分类号
E21B17/10
代理机构
代理人
主权项
地址
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