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发明名称
Selector mechanism for automatic phonographs
摘要
申请公布号
US2531374(A)
申请公布日期
1950.11.21
申请号
US19430497920
申请日期
1943.08.09
申请人
J. P. SEEBURG CORPORATION
发明人
ANDREWS EDWARD F.
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主分类号
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代理人
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