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经营范围
发明名称
Heterodyne detector circuit
摘要
申请公布号
US2571041(A)
申请公布日期
1951.10.09
申请号
US19460679933
申请日期
1946.06.28
申请人
RADIO CORPORATION OF AMERICA
发明人
KEIZER EUGENE O.;LANDON VERNON D.
分类号
H03D7/02
主分类号
H03D7/02
代理机构
代理人
主权项
地址
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