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经营范围
发明名称
MUSIC TRAINING DEVICE
摘要
申请公布号
JPS5317435(A)
申请公布日期
1978.02.17
申请号
JP19760091925
申请日期
1976.07.31
申请人
KAWAI MUSICAL INSTR MFG CO
发明人
KONDOU TETSUYA
分类号
G09B7/00;G09B15/00;G09B15/04
主分类号
G09B7/00
代理机构
代理人
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地址
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