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发明名称
DRAINAGE CANAL STRUCTURE AND CONSTRUCTION METHOD USING DRAINAGE CANAL
摘要
申请公布号
KR0155050(B1)
申请公布日期
1998.11.16
申请号
KR19950037671
申请日期
1995.10.27
申请人
YU, HO-WON
发明人
YU. HO-WON
分类号
E02B11/00;E02D31/02;(IPC1-7):E02D31/02
主分类号
E02B11/00
代理机构
代理人
主权项
地址
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