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发明名称
Automatic phonograph
摘要
申请公布号
US2215141(A)
申请公布日期
1940.09.17
申请号
US19370160235
申请日期
1937.08.21
申请人
JUSTUS P. SEEBURG
发明人
WILCOX RUSSELL I.
分类号
G11B17/16
主分类号
G11B17/16
代理机构
代理人
主权项
地址
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