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发明名称
Sounding board for stringed instruments
摘要
申请公布号
US2167486(A)
申请公布日期
1939.07.25
申请号
US19370129409
申请日期
1937.03.06
申请人
HENRY MOERTEL
发明人
MOERTEL HENRY
分类号
G10D1/08
主分类号
G10D1/08
代理机构
代理人
主权项
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