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发明名称
Schaltungsanordnung fuer Vorwaehler mit kombiniertem Anruf- und Trennrelais
摘要
申请公布号
DE558297(C)
申请公布日期
1932.09.05
申请号
DE1927S082086D
申请日期
1927.10.07
申请人
SIEMENS & HALSKE AKT.-GES.
发明人
PREUSH ALEXANDER BRUNO
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
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