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发明名称
Schaltungsanordnung fuer zweiadrige Teilnehmeranschlussleitungen, welche Zugang zu verschiedenen Verkehrsrichtungen haben, fuer Fernsprech-, insbesondere Nebenstellenanlagen
摘要
申请公布号
DE1003275(B)
申请公布日期
1957.02.28
申请号
DE1954ST08741
申请日期
1954.09.16
申请人
STANDARD ELEKTRIK AKTIENGESELLSCHAFT
发明人
HEYDUCK ALFRED
分类号
H04Q3/62
主分类号
H04Q3/62
代理机构
代理人
主权项
地址
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