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经营范围
发明名称
Sound volume controller for electronic musical instruments
摘要
申请公布号
US3217081(A)
申请公布日期
1965.11.09
申请号
US19620171879
申请日期
1962.02.08
申请人
NIPPON GAKKI SEIZO KABUSHIKI KAISHA
发明人
NAKADA AKIRA
分类号
G10H1/055;G10H1/46
主分类号
G10H1/055
代理机构
代理人
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地址
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