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发明名称
Resonator pad for musical instruments
摘要
申请公布号
US2292767(A)
申请公布日期
1942.08.11
申请号
US19410383956
申请日期
1941.03.18
申请人
ALBERT PAGE
发明人
PAGE ALBERT
分类号
G10D9/04
主分类号
G10D9/04
代理机构
代理人
主权项
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