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发明名称
Способ исправления формы частотной характеристики трансформаторного усилителя низкой частоты
摘要
申请公布号
SU42612(A1)
申请公布日期
1935.04.30
申请号
SU19340155046
申请日期
1934.10.07
申请人
PANFILOV S.I.
发明人
PANFILOV S.I.
分类号
H03F1/50;H03F3/22;H03F3/28
主分类号
H03F1/50
代理机构
代理人
主权项
地址
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