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发明名称
INSTALLATION DE CIRCUITS POUR L'EMISSION DE SIGNAUX DE DONNEES MODULES PAR DIFFERENCE DE PHASE
摘要
申请公布号
BE773023(A1)
申请公布日期
1972.03.24
申请号
BE19710773023
申请日期
1971.09.24
申请人
SIEMENS A.G., A BERLIN ET A MUNICH, (ALLEMAGNE),
发明人
分类号
H04L27/20;(IPC1-7):H04B/
主分类号
H04L27/20
代理机构
代理人
主权项
地址
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