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发明名称
Improvements in superheterodyne receiving circuits
摘要
申请公布号
GB652306(A)
申请公布日期
1951.04.18
申请号
GB19480008823
申请日期
1948.03.25
申请人
PHILIPS ELECTRICAL LIMITED
发明人
分类号
H03D7/10
主分类号
H03D7/10
代理机构
代理人
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