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发明名称
Schaltungsanordnung zur Verteilung von Anrufen aus verschiedenen Teilnehmergruppen auf die allen Gruppen zugeordneten Anrufsucher ohne Ruhestellung
摘要
申请公布号
DE750128(C)
申请公布日期
1944.12.14
申请号
DE1939T051580D
申请日期
1939.01.10
申请人
发明人
WIRTH ALEXANDER
分类号
H04Q3/00
主分类号
H04Q3/00
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