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发明名称
Musical instrument
摘要
申请公布号
US2452658(A)
申请公布日期
1948.11.02
申请号
US19440567834
申请日期
1944.12.12
申请人
HAL HORNE
发明人
HORNE HAL
分类号
G10D17/00
主分类号
G10D17/00
代理机构
代理人
主权项
地址
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