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发明名称
Schaltungsanordnung zur Umsetzung von Gleichstromzeichen in Wechselstromzeichen
摘要
申请公布号
CH491560(A)
申请公布日期
1970.05.31
申请号
CH19690007697
申请日期
1969.05.21
申请人
ALBISWERK ZUERICH AG
发明人
TSCHANNEN,GOTTFRIED
分类号
H04L5/08;(IPC1-7):H04L5/08;H04L27/12
主分类号
H04L5/08
代理机构
代理人
主权项
地址
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