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发明名称
DRAINAGE PIPE IN THE BRIDGE
摘要
申请公布号
KR920002362(Y1)
申请公布日期
1992.04.10
申请号
KR19890000175U
申请日期
1989.01.10
申请人
CHO, AH - HYUNG;NAMGUNG, KANG
发明人
CHO, AH - HYUNG;NAMGUNG, KANG
分类号
E01D19/08;(IPC1-7):E01D19/08
主分类号
E01D19/08
代理机构
代理人
主权项
地址
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