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发明名称
Token having predetermined optical characteristics and a token validation device therefor
摘要
申请公布号
GB9905044(D0)
申请公布日期
1999.04.28
申请号
GB19990005044
申请日期
1999.03.04
申请人
IDX INC
发明人
分类号
G07D5/00;G07F1/06
主分类号
G07D5/00
代理机构
代理人
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