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经营范围
发明名称
THE POLYMER CONCRETE GUIDE BLOCK
摘要
申请公布号
KR200163380(Y1)
申请公布日期
2000.02.15
申请号
KR19990013043U
申请日期
1999.07.05
申请人
LEE, YOUN-SU
发明人
LEE, YOUN-SU;YEON, KYU SEOK
分类号
E01C5/00;(IPC1-7):E01C5/00
主分类号
E01C5/00
代理机构
代理人
主权项
地址
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