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发明名称
Schaltungsanordnung zum Feststellen und Auswerten von Anschlusspunkte betreffenden Informationen in Fernmelde-,insbesondere Fernsprechanlagen
摘要
申请公布号
DE1800390(A1)
申请公布日期
1970.05.21
申请号
DE19681800390
申请日期
1968.10.01
申请人
SIEMENS AG
发明人
LIEGSALZ,JOSEF
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
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