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发明名称
Nachrichtenuebertragungssystem zur UEbertragung pulsmodulierter Signalspannungen ueber Kabel
摘要
申请公布号
DE1259941(B)
申请公布日期
1968.02.01
申请号
DE196300S8125
申请日期
1963.10.31
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
KNAPP DR.-ING. HERBERT
分类号
H04J3/10;H04L25/03
主分类号
H04J3/10
代理机构
代理人
主权项
地址
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