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发明名称
CORRECTION SYSTEM FOR SOUND VOLUME OF AUTOMATIC PIANO PLAYER
摘要
申请公布号
JPS55160381(A)
申请公布日期
1980.12.13
申请号
JP19790067726
申请日期
1979.05.31
申请人
NIPPON MARANTZ
发明人
KUBODERA TADASHI
分类号
G11B31/02;G10F1/02;G10H1/00
主分类号
G11B31/02
代理机构
代理人
主权项
地址
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