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发明名称
Radio signal receiving system
摘要
申请公布号
US2173898(A)
申请公布日期
1939.09.26
申请号
US19380199086
申请日期
1938.03.31
申请人
RADIO CORPORATION OF AMERICA
发明人
CONRON WILLIAM H.;CARLSON WENDELL L.
分类号
H03J5/24
主分类号
H03J5/24
代理机构
代理人
主权项
地址
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