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发明名称
Verfahren zur Verminderung des Fernnebensprechens zwischen Fernmeldeleitungen gleicher UEbertragungsrichtung
摘要
申请公布号
DE971828(C)
申请公布日期
1959.04.02
申请号
DE1942S011309D
申请日期
1942.11.14
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
THOMAS PAUL
分类号
H04B3/34
主分类号
H04B3/34
代理机构
代理人
主权项
地址
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