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发明名称
Telegraphierverfahren mit Zeichenstroemen veraenderlicher, den Charakteren entsprechender Richtung und Spannung auf Drahtleitungen unter Benutzung eines Lochstreifenapparates
摘要
申请公布号
DE503513(C)
申请公布日期
1930.08.05
申请号
DE1925E033370D
申请日期
1925.11.27
申请人
ETABLISSEMENTS EDOUARD BELIN
发明人
分类号
H04L25/49;H04L25/493
主分类号
H04L25/49
代理机构
代理人
主权项
地址
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