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发明名称
Automatic tuning control system
摘要
申请公布号
US2210425(A)
申请公布日期
1940.08.06
申请号
US19370152921
申请日期
1937.07.10
申请人
RADIO CORPORATION OF AMERICA
发明人
NEWMAN WILLIAM E.
分类号
H03J5/14
主分类号
H03J5/14
代理机构
代理人
主权项
地址
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