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发明名称
LEARNING DEVICE
摘要
申请公布号
JPH0713478(A)
申请公布日期
1995.01.17
申请号
JP19930153666
申请日期
1993.06.24
申请人
SANYO ELECTRIC CO LTD
发明人
KAWACHI TSUNEYOSHI
分类号
G09B5/04;G11B23/16;G11B33/02;(IPC1-7):G09B5/04
主分类号
G09B5/04
代理机构
代理人
主权项
地址
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