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发明名称
Stromrichtungsabhaengiger Gleichstromroehrenverstaerker
摘要
申请公布号
DE1169520(B)
申请公布日期
1964.05.06
申请号
DE1962L042106
申请日期
1962.06.01
申请人
LICENTIA PATENT-VERWALTUNGS-G.M.B.H.
发明人
SIERCK DIPL.-ING. JOACHIM
分类号
H03F3/28
主分类号
H03F3/28
代理机构
代理人
主权项
地址
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