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发明名称
Parametrischer Verstaerker
摘要
申请公布号
DE1234809(B)
申请公布日期
1967.02.23
申请号
DE196400S2045
申请日期
1964.07.14
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
SCHLICHTE DIPL.-ING. MAX
分类号
H04J3/20;(IPC1-7):H04J1/00
主分类号
H04J3/20
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代理人
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