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发明名称
SYSTEME DE TRANSMISSION D'INFORMATION EN DUPLEX A EXPLOITATION PAR IMPULSIONS
摘要
申请公布号
BE765563(A1)
申请公布日期
1971.08.30
申请号
BE19710765563
申请日期
1971.04.09
申请人
SIEMENS A.G., A BERLIN ET A MUNICH, (ALLEMAGNE),
发明人
CHRISTIANSEN H-M
分类号
H04J3/06;H04L5/14;(IPC1-7):H04J/
主分类号
H04J3/06
代理机构
代理人
主权项
地址
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