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发明名称
Automatic phonograph
摘要
申请公布号
US2519579(A)
申请公布日期
1950.08.22
申请号
US19440540395
申请日期
1944.06.15
申请人
J. P. SEEBURG CORPORATION
发明人
JOHNSON CARL G.
分类号
G11B17/02;G11B17/16
主分类号
G11B17/02
代理机构
代理人
主权项
地址
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