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发明名称
Perfectionnements aux dispositifs d'amplification en haute fréquence de signaux électriques
摘要
申请公布号
FR1031182(A)
申请公布日期
1953.06.22
申请号
FRD1031182
申请日期
1951.01.19
申请人
LA RADIO-INDUSTRIE S. A.
发明人
分类号
H03F1/08
主分类号
H03F1/08
代理机构
代理人
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