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发明名称
Anordnung zum Empfang von Doppelstromtelegrafie mit einem kontaktlosen Relais
摘要
申请公布号
DE944141(C)
申请公布日期
1956.06.07
申请号
DE1953I006803
申请日期
1953.01.11
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
RIDLER DESMOND SYDNEY;REYNOLDS JOHN DAVID
分类号
H04L25/20;H04L25/28
主分类号
H04L25/20
代理机构
代理人
主权项
地址
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