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发明名称
MUSIC TEACHING APPARATUS AND METHOD
摘要
申请公布号
AU575428(B2)
申请公布日期
1988.07.28
申请号
AU19850047264
申请日期
1985.08.08
申请人
JOHN ROBERT BEATTIE
发明人
JOHN ROBERT BEATTIE
分类号
G09B15/02;(IPC1-7):G09B15/02
主分类号
G09B15/02
代理机构
代理人
主权项
地址
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