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发明名称
Schaltungsanordnung zur Vermeidung von Verlusten durch gleichzeitige Belegung an beiden Enden von in beiden Richtungen benutzbaren Verbindungsleitungen in Fernmelde-, insbesondere Fernsprechanlagen
摘要
申请公布号
AT221599(B)
申请公布日期
1962.06.12
申请号
AT19600006301
申请日期
1960.08.17
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
H04M7/06
主分类号
H04M7/06
代理机构
代理人
主权项
地址
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