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发明名称
Frequency-modulated transmission system
摘要
申请公布号
US2495776(A)
申请公布日期
1950.01.31
申请号
US19450589875
申请日期
1945.04.23
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
ROYDEN GEORGE T.
分类号
H03C3/09;H03C3/14;H03D3/16
主分类号
H03C3/09
代理机构
代理人
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地址
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