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发明名称
SECURITY SYSTEM FOR INFORMATION RETRIEVAL SYSTEM
摘要
申请公布号
JPH04347747(A)
申请公布日期
1992.12.02
申请号
JP19910120595
申请日期
1991.05.27
申请人
NEC SOFTWARE KANSAI LTD
发明人
SUGIHARA TOMOHIKO
分类号
G06F12/00;G06F12/14;G06F17/30
主分类号
G06F12/00
代理机构
代理人
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