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发明名称
INFORMATION LOCATING DEVICE
摘要
申请公布号
JPS53143321(A)
申请公布日期
1978.12.13
申请号
JP19770057593
申请日期
1977.05.20
申请人
HITACHI LTD
发明人
KATAYOSE MAMORU;ASAI NOBUTERU
分类号
G03B21/11;G06F17/30;G06K21/00
主分类号
G03B21/11
代理机构
代理人
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