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发明名称
Schaltungsanordnung für Fernmelde-, insbesondere Fernsprechanlagen, mit Zweieranschlüssen
摘要
申请公布号
CH530138(A)
申请公布日期
1972.10.31
申请号
CH19710008609
申请日期
1971.06.14
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
GROTE,RICHARD;LEONHARD,MAX;SEDLMAYR,OTTO
分类号
H04Q5/24;(IPC1-7):H04M13/00
主分类号
H04Q5/24
代理机构
代理人
主权项
地址
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