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发明名称
A method of protecting a credit card identification number
摘要
申请公布号
IL125705(D0)
申请公布日期
1999.04.11
申请号
IL19980125705
申请日期
1998.08.09
申请人
LEONID POLAK
发明人
分类号
G07F;(IPC1-7):G07F
主分类号
G07F
代理机构
代理人
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