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经营范围
发明名称
Automatic phonograph
摘要
申请公布号
US2631856(A)
申请公布日期
1953.03.17
申请号
US19460705713
申请日期
1946.10.25
申请人
THE RUDOLPH WURLITZER COMPANY
发明人
OSBORNE FRED H.
分类号
G11B17/26
主分类号
G11B17/26
代理机构
代理人
主权项
地址
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