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发明名称
RAILWAY CROSSING STRUCTURE MAKE USE OF CHAMBER PLATE
摘要
申请公布号
KR100622219(B1)
申请公布日期
2006.09.01
申请号
KR20060025366
申请日期
2006.03.20
申请人
KOREA ENGINEERING CONSULTANTS CORPORATION
发明人
UM, IK CHUL
分类号
E01C9/04
主分类号
E01C9/04
代理机构
代理人
主权项
地址
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