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发明名称
Rhythmisches Telegraphensystem mit Stoerbefreiung
摘要
申请公布号
DE1022634(B)
申请公布日期
1958.01.16
申请号
DE1954ST09189
申请日期
1954.12.18
申请人
STAATSBEDRIJF DER POSTERIJEN
发明人
DUUREN HENDRIK CORNELIS ANTHONY VAN
分类号
H04L1/00
主分类号
H04L1/00
代理机构
代理人
主权项
地址
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