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发明名称
Education Ranking Provding Method Using Electrnoics Map
摘要
申请公布号
KR100953873(B1)
申请公布日期
2010.04.20
申请号
KR20080099712
申请日期
2008.10.10
申请人
发明人
分类号
G06Q50/20
主分类号
G06Q50/20
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代理人
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地址
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