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发明名称
SECURITY PAPER, METHOD AND DEVICE FOR CHECKING THE AUTHENTICITY OF DOCUMENTS RECORDED THEREON
摘要
申请公布号
KR20010074753(A)
申请公布日期
2001.08.09
申请号
KR1020017001074
申请日期
2001.01.26
申请人
发明人
分类号
G07D7/12
主分类号
G07D7/12
代理机构
代理人
主权项
地址
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