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发明名称
Ламповый усилитель
摘要
申请公布号
SU61903(A1)
申请公布日期
1941.11.30
申请号
SU19410306131
申请日期
1941.04.18
申请人
APUKHTIN V.I.;VODOPYANOV F.A.
发明人
APUKHTIN V.I.;VODOPYANOV F.A.
分类号
H03F1/28
主分类号
H03F1/28
代理机构
代理人
主权项
地址
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