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发明名称
Phonograph pickup cartridge
摘要
申请公布号
US3327069(A)
申请公布日期
1967.06.20
申请号
US19640390789
申请日期
1964.08.20
申请人
RADIO CORPORATION OF AMERICA
发明人
WHITE JACK MORT
分类号
H04R17/08
主分类号
H04R17/08
代理机构
代理人
主权项
地址
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