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经营范围
发明名称
Hollow auger for casting piles in situ, and drilling device including at least two such augers.
摘要
申请公布号
EP0517329(B1)
申请公布日期
1995.09.20
申请号
EP19920201589
申请日期
1992.06.03
申请人
LABRUE, JEAN-MARIE
发明人
LABRUE, JEAN-MARIE
分类号
E02D5/36;E02D5/62;E02D15/04;E21B10/44;E21B33/13;E21B34/10;E21B47/06;(IPC1-7):E02D5/36
主分类号
E02D5/36
代理机构
代理人
主权项
地址
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