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经营范围
发明名称
Improvements in or relating to electrically operated musical instruments
摘要
申请公布号
GB343985(A)
申请公布日期
1931.03.02
申请号
GB19290003196
申请日期
1929.11.30
申请人
SOMA PRISNER
发明人
分类号
G10H3/06
主分类号
G10H3/06
代理机构
代理人
主权项
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