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发明名称
ELECTRONIC MUSICAL INSTRUMENT OF THE PIANO KEYBOARD TYPE
摘要
申请公布号
CA847598(A)
申请公布日期
1970.07.28
申请号
CAD847598
申请日期
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
TAKAO ORITA;MASAHIRO KOSAKA;MASUO OMURA
分类号
主分类号
代理机构
代理人
主权项
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