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发明名称
INFORMATION RETRIEVING SYSTEM
摘要
申请公布号
JPH0319081(A)
申请公布日期
1991.01.28
申请号
JP19890153914
申请日期
1989.06.16
申请人
HITACHI SOFTWARE ENG CO LTD
发明人
YAMAUCHI TAKAKO;HONMA KOICHI;KATABE MASAYA
分类号
G06F17/30
主分类号
G06F17/30
代理机构
代理人
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地址
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