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发明名称
Anordnung zur Pegelsteuerung ferngespeister Leitungsverstaerker in Traegerfrequenzsystemen mit Hilfe des Fernspeisestromes
摘要
申请公布号
DE2038294(B1)
申请公布日期
1972.01.20
申请号
DE19702038294
申请日期
1970.08.01
申请人
发明人
分类号
H04B3/10
主分类号
H04B3/10
代理机构
代理人
主权项
地址
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