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发明名称
Method of and means for coupling two high frequency circuits
摘要
申请公布号
US2175363(A)
申请公布日期
1939.10.10
申请号
US19380183783
申请日期
1938.01.07
申请人
RADIO CORPORATION OF AMERICA
发明人
ROBERTS WALTER VAN B.
分类号
H01Q9/16
主分类号
H01Q9/16
代理机构
代理人
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