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发明名称
Schaltungsanordnung zur Bereitstellung einer freien von mehreren abgehenden Leitungen in Fernmeldeanlagen, insbesondere Fernsprechanlagen mit Waehlerbetrieb
摘要
申请公布号
DE922590(C)
申请公布日期
1955.01.20
申请号
DE1951S021821
申请日期
1951.02.09
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
KRETSCHMER HORST
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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