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发明名称
Electrical musical instrument
摘要
申请公布号
US2046463(A)
申请公布日期
1936.07.07
申请号
US19330701173
申请日期
1933.12.06
申请人
THE BALDWIN COMPANY
发明人
KOCK WINSTON EDWARD
分类号
G10H1/16
主分类号
G10H1/16
代理机构
代理人
主权项
地址
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