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发明名称
Mute for stringed musical instruments
摘要
申请公布号
US2386899(A)
申请公布日期
1945.10.16
申请号
US19440531395
申请日期
1944.04.17
申请人
KINGMAN RUSSELL B
发明人
KINGMAN RUSSELL B.
分类号
G10D3/04
主分类号
G10D3/04
代理机构
代理人
主权项
地址
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