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发明名称
Superheterodyne receiver control
摘要
申请公布号
US1853179(A)
申请公布日期
1932.04.12
申请号
US19290408425
申请日期
1929.11.20
申请人
RADIO CORPORATION
发明人
ROBERTS WALTER VAN B.
分类号
H03D1/16;H03D7/14;H03D7/18
主分类号
H03D1/16
代理机构
代理人
主权项
地址
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