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发明名称
A POSITIONING DEVICE FOR MANHOLE COVER
摘要
申请公布号
KR200167817(Y1)
申请公布日期
2000.02.15
申请号
KR19990016957U
申请日期
1999.08.17
申请人
SILI CONSTRUCTION CO.,LTD.;KIM, YOUNG-HO;NAM, KOONG-LAK
发明人
NAM, KOONG-LAK
分类号
E02D29/14;(IPC1-7):E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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