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发明名称
Improvements in devices for plucking the strings of stringed musical instruments
摘要
申请公布号
GB382772(A)
申请公布日期
1932.11.03
申请号
GB19310032022
申请日期
1931.11.18
申请人
HANS DITTMANN
发明人
分类号
G10C1/06
主分类号
G10C1/06
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代理人
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