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发明名称
INFORMATION RETRIEVAL
摘要
申请公布号
GB2098767(B)
申请公布日期
1985.09.11
申请号
GB19820011082
申请日期
1982.04.16
申请人
SHARP KK
发明人
分类号
G06F17/21;G06F17/27;G06F17/28;G06F17/30;G09B5/06;(IPC1-7):G06F7/28
主分类号
G06F17/21
代理机构
代理人
主权项
地址
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