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发明名称
Prestressed concrete girder structure with projected section above the top flange
摘要
申请公布号
KR100703133(B1)
申请公布日期
2007.04.06
申请号
KR20050050621
申请日期
2005.06.13
申请人
发明人
分类号
E01D2/00
主分类号
E01D2/00
代理机构
代理人
主权项
地址
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