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发明名称
Telegrafengeraet, das wahlweise als Sender und Empfaenger betrieben werden kann, mit einem fuer Sender und Empfaenger gemeinsamen, aus Relaisketten bestehenden Verteiler
摘要
申请公布号
DE747284(C)
申请公布日期
1945.01.09
申请号
DE1934S112701D
申请日期
1934.01.31
申请人
发明人
分类号
H04L13/12
主分类号
H04L13/12
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代理人
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