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发明名称
the well-drained trap structure for drainage inspection chamber
摘要
申请公布号
KR100605553(B1)
申请公布日期
2006.08.01
申请号
KR20050092727
申请日期
2005.10.04
申请人
发明人
分类号
E03F5/04
主分类号
E03F5/04
代理机构
代理人
主权项
地址
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