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发明名称
Band-pass filter
摘要
申请公布号
US2532993(A)
申请公布日期
1950.12.05
申请号
US19450600724
申请日期
1945.06.21
申请人
RADIO CORPORATION OF AMERICA
发明人
CARTER PHILIP S.
分类号
H01P1/202
主分类号
H01P1/202
代理机构
代理人
主权项
地址
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