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发明名称
Music teaching apparatus
摘要
申请公布号
GB2081960(A)
申请公布日期
1982.02.24
申请号
GB19800025458
申请日期
1980.08.05
申请人
UNIVERSITY OF SURREY
发明人
分类号
G09B15/02;(IPC1-7):G09B15/00
主分类号
G09B15/02
代理机构
代理人
主权项
地址
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