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发明名称
FLOW BACKWARD PREVENTION STRUCTURE OF FLOW BACKWARD PREVENTION A STORM SEWE
摘要
申请公布号
KR100528613(B1)
申请公布日期
2005.11.08
申请号
KR20050078565
申请日期
2005.08.26
申请人
HANSUNG ENGINEERING & ARCHITECTS CONSULTANT CO., LTD.
发明人
KIM, HWANG PYUNG
分类号
E03F5/042
主分类号
E03F5/042
代理机构
代理人
主权项
地址
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