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发明名称
PHONOGRAPH RECORD PLAYER CONTROLS
摘要
申请公布号
CA471728(A)
申请公布日期
1951.02.27
申请号
CAD471728
申请日期
申请人
ADMIRAL CORPORATION
发明人
JAMES E. VISTAIN, JR.
分类号
主分类号
代理机构
代理人
主权项
地址
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