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发明名称
SIGNPOST
摘要
申请公布号
KR200394491(Y1)
申请公布日期
2005.08.31
申请号
KR20050016883U
申请日期
2005.06.13
申请人
发明人
分类号
E01F9/00;(IPC1-7):E01F9/00
主分类号
E01F9/00
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代理人
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