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发明名称
Ultra short wave receiver
摘要
申请公布号
US2011942(A)
申请公布日期
1935.08.20
申请号
US19320587109
申请日期
1932.01.16
申请人
RADIO CORPORATION OF AMERICA
发明人
GEORGE RALPH W.
分类号
H01P1/201;H03D9/06;H03D11/02;H03F3/52;H04B1/18
主分类号
H01P1/201
代理机构
代理人
主权项
地址
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