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发明名称
INFORMATION RETRIEVING SYSTEM
摘要
申请公布号
JPS6299829(A)
申请公布日期
1987.05.09
申请号
JP19850239321
申请日期
1985.10.28
申请人
HITACHI LTD
发明人
MACHIDA TETSUO;NOMURA KUNIHIRO;TABATA KUNIAKI
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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