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发明名称
Frequency modulation ratio detector
摘要
申请公布号
US2572424(A)
申请公布日期
1951.10.23
申请号
US19470773413
申请日期
1947.09.11
申请人
ALLEN B. DU MONT LABORATORIES, INC.
发明人
AMOS BERNARD
分类号
H03D3/10
主分类号
H03D3/10
代理机构
代理人
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地址
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