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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit Zweieranschluessen
摘要
申请公布号
DE1146132(B)
申请公布日期
1963.03.28
申请号
DE1961S074682
申请日期
1961.07.06
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
BIRLMEIER JOSEF
分类号
H04Q5/24
主分类号
H04Q5/24
代理机构
代理人
主权项
地址
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