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发明名称
ELEKTRISCHES NETZWERK ZUR VERWENDUNG IN DEM SPEISESTROMKREIS EINER TEILNEHMERSCHLEIFE IN FERNMELDE-, INSBESONDERE FERNSPRECHANLAGEN, SOWIE SCHALTUNGSANORDNUNG FUER EINE SPEISEBRUECKE MIT ZWEI SOLCHEN ELEKTRISCHEN NETZWERKEN
摘要
申请公布号
ATA878177(A)
申请公布日期
1982.05.15
申请号
AT19770008781
申请日期
1977.12.07
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H04Q1/36;H04M19/00;H04Q3/72;(IPC1-7):H04M19/00
主分类号
H04Q1/36
代理机构
代理人
主权项
地址
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