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发明名称
INFORMATION RETRIEVAL DEVICE
摘要
申请公布号
JPS51143330(A)
申请公布日期
1976.12.09
申请号
JP19750068057
申请日期
1975.06.04
申请人
SANYO ELECTRIC CO
发明人
NAKATANI MITSUO;TAKEDA KAZUTADA;TAMURA YUTAKA
分类号
G03B23/00;G03B21/11
主分类号
G03B23/00
代理机构
代理人
主权项
地址
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