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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb und Verbindungsverkehr
摘要
申请公布号
DE696236(C)
申请公布日期
1940.09.17
申请号
DE193901S5432D
申请日期
1939.01.18
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
PINELL WALTER
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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