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发明名称
A DRAIN AT SLOPE
摘要
申请公布号
KR100561716(B1)
申请公布日期
2006.03.20
申请号
KR20030059726
申请日期
2003.08.28
申请人
发明人
分类号
E02B13/00
主分类号
E02B13/00
代理机构
代理人
主权项
地址
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