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发明名称
INFORMATION RETRIEVAL ARRANGEMENT
摘要
申请公布号
SU721822(A1)
申请公布日期
1980.03.15
申请号
SU19772482843
申请日期
1977.05.05
申请人
PETROV VIKTOR M,SU
发明人
PETROV VIKTOR M,SU
分类号
G06F17/30;(IPC1-7):G06F15/40
主分类号
G06F17/30
代理机构
代理人
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地址
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