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发明名称
Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb und mehreren Gruppen von Vermittlungsstellen
摘要
申请公布号
DE615683(C)
申请公布日期
1935.07.16
申请号
DE1931S101015D
申请日期
1931.09.19
申请人
SIEMENS & HALSKE AKT.-GES.;SIEMENS & HALSKE AKT.-GES.
发明人
SIMON FRANZ;SIMON FRANZ
分类号
H04M7/06;H04Q3/00
主分类号
H04M7/06
代理机构
代理人
主权项
地址
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