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发明名称
Apparatus for the production of music
摘要
申请公布号
US1979633(A)
申请公布日期
1934.11.06
申请号
US19320637403
申请日期
1932.10.12
申请人
MIESSNER INVENTIONS, INC.
发明人
MIESSNER BENJAMIN F.
分类号
G10H3/18
主分类号
G10H3/18
代理机构
代理人
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地址
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