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经营范围
发明名称
Automatic phonograph
摘要
申请公布号
US3074725(A)
申请公布日期
1963.01.22
申请号
US19590826669
申请日期
1959.07.13
申请人
ROCK-OLA MANUFACTURING CORPORATION
发明人
ROCKOLA DAVID C.
分类号
G07F17/30
主分类号
G07F17/30
代理机构
代理人
主权项
地址
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