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发明名称
Schaltungsanordnung fuer Fernsprechnebenstellenanlagen, bei denen eine Sprechstelle nach Betaetigen einer losen Anschaltetaste immer nur an eine einzige von mehreren Leitungen anschaltbar ist
摘要
申请公布号
DE1117172(B)
申请公布日期
1961.11.16
申请号
DE1959S063127
申请日期
1959.05.25
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
HUBER ERWIN
分类号
H04M9/00
主分类号
H04M9/00
代理机构
代理人
主权项
地址
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