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发明名称
Improvements in superheterodyne receiving sets
摘要
申请公布号
GB421786(A)
申请公布日期
1934.12.31
申请号
GB19340018732
申请日期
1934.06.25
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03G3/22
主分类号
H03G3/22
代理机构
代理人
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地址
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