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发明名称
Improvements in and relating to authentication cards and systems
摘要
申请公布号
GB0111978(D0)
申请公布日期
2001.07.04
申请号
GB20010011978
申请日期
2001.05.16
申请人
NEXXGEN LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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