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发明名称
Tuning indicator system
摘要
申请公布号
US2123001(A)
申请公布日期
1938.07.05
申请号
US19360088176
申请日期
1936.06.30
申请人
RADIO CORPORATION OF AMERICA
发明人
CHITTICK KENNETH A.
分类号
H03J3/14
主分类号
H03J3/14
代理机构
代理人
主权项
地址
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