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发明名称
Frequency determining unit
摘要
申请公布号
US2399908(A)
申请公布日期
1946.05.07
申请号
US19440545847
申请日期
1944.07.20
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
BOKOVOY SAMUEL ALEXANDER
分类号
H03H9/05;H03H9/09
主分类号
H03H9/05
代理机构
代理人
主权项
地址
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