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发明名称
A HEIGHT ADJUSTABLE DEVICE OF MANHOL COVER
摘要
申请公布号
KR200148882(Y1)
申请公布日期
1999.06.15
申请号
KR19960042674U
申请日期
1996.11.28
申请人
SAMJIN PRECISION CO., LTD
发明人
JONG, TAE-HEUI
分类号
E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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