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发明名称
PLUMBING FOR DRAINING UNDERGROUND WATER AND CONTROLLED DE-WATERING SYSTEM WITH TARGET WATER LEVEL USING THE PLUMBING
摘要
申请公布号
KR20050080022(A)
申请公布日期
2005.08.11
申请号
KR20050059516
申请日期
2005.07.04
申请人
DOWHA STRUCTURAL ENGINEERS CO., LTD.
发明人
LEE, JAE HUN
分类号
E02D31/02
主分类号
E02D31/02
代理机构
代理人
主权项
地址
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