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发明名称
Dispositif de commande de gain d'un amplificateur haute fréquence à large bande
摘要
申请公布号
FR1140081(A)
申请公布日期
1957.07.11
申请号
FRD1140081
申请日期
1956.01.09
申请人
RADIALVA VECHAMBRE FRERES
发明人
分类号
H03G3/16
主分类号
H03G3/16
代理机构
代理人
主权项
地址
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