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发明名称
LEARNING DEVICE
摘要
申请公布号
JPS5651770(A)
申请公布日期
1981.05.09
申请号
JP19790127329
申请日期
1979.10.04
申请人
SONY CORP
发明人
KANO TETSUZOU
分类号
G09B5/08;G09B5/04
主分类号
G09B5/08
代理机构
代理人
主权项
地址
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