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发明名称
Off-line authentication method of preventing fabrication of genuine products
摘要
申请公布号
KR100917177(B1)
申请公布日期
2009.09.15
申请号
KR20070120343
申请日期
2007.11.23
申请人
发明人
分类号
G06K17/00;G06K19/07;H04L9/32
主分类号
G06K17/00
代理机构
代理人
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地址
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