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发明名称
SOUND GUESSING LEARNING APPARATUS
摘要
申请公布号
JPS5850569(A)
申请公布日期
1983.03.25
申请号
JP19810149795
申请日期
1981.09.22
申请人
NIPPON GAKKI SEIZO KK
发明人
HAMADA SEIYA;KOIKE TAKAHIRO
分类号
G10G1/00;A63F9/00;A63F13/00;G09B15/00
主分类号
G10G1/00
代理机构
代理人
主权项
地址
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