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发明名称
Automatische Telephonanlage mit einer Schaltvorrichtung zur automatischen Umschaltung von Telephonanrufen
摘要
申请公布号
CH349648(A)
申请公布日期
1960.10.31
申请号
CHD349648
申请日期
1956.07.16
申请人
TELEFONAKTIEBOLAGET L M ERICSSON
发明人
EMIL NILSSON,NILS;HAROLD BJOERK,JOHN CARL;OSCAR RODNERT,GUSTAV
分类号
H04M3/54;H04Q3/00;H04Q3/42
主分类号
H04M3/54
代理机构
代理人
主权项
地址
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