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经营范围
发明名称
Construction of artificial floating wetland with a inclined multi-step type as a usage of sewage purification
摘要
申请公布号
KR100651054(B1)
申请公布日期
2006.12.01
申请号
KR20050035331
申请日期
2005.04.28
申请人
发明人
分类号
C02F3/32
主分类号
C02F3/32
代理机构
代理人
主权项
地址
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