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发明名称
A FABRICATED UNDERDRAIN
摘要
申请公布号
KR200172273(Y1)
申请公布日期
2000.03.02
申请号
KR19980001424U
申请日期
1998.02.09
申请人
PARK, BYUNG-MU
发明人
PARK, BYUNG-HO
分类号
E03F3/00;(IPC1-7):E03F3/00
主分类号
E03F3/00
代理机构
代理人
主权项
地址
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