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发明名称
IC CARD PROTECTING SYSTEM
摘要
申请公布号
JPH0876943(A)
申请公布日期
1996.03.22
申请号
JP19940239595
申请日期
1994.09.07
申请人
RICOH CO LTD
发明人
MIYAWAKI SEIJI
分类号
G06F12/16;G06F3/08;G06K17/00;G06K19/073;(IPC1-7):G06F3/08
主分类号
G06F12/16
代理机构
代理人
主权项
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