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发明名称
ELECTRONIC AUCTION SYSTEM
摘要
申请公布号
KR100319258(B1)
申请公布日期
2002.01.09
申请号
KR19990018363
申请日期
1999.05.20
申请人
송성철
发明人
송성철
分类号
主分类号
代理机构
代理人
主权项
地址
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