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发明名称
Nature-friendly engineering method to purify polluted river water
摘要
申请公布号
KR101017000(B1)
申请公布日期
2011.02.25
申请号
KR20090022928
申请日期
2009.03.18
申请人
发明人
分类号
E02B7/20
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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