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发明名称
CONSTRUCTION METHOD OF PRESTRESSED CONCRETE BEAM
摘要
申请公布号
KR20060085053(A)
申请公布日期
2006.07.26
申请号
KR20050005972
申请日期
2005.01.21
申请人
PARK, SUN GEUN
发明人
PARK, SUN GEUN
分类号
E01D21/00
主分类号
E01D21/00
代理机构
代理人
主权项
地址
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