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发明名称
Modulatorschaltungsanordnung zur Eintastung von Wahlfrequenzen in Nachrichten-uebertragungssysteme
摘要
申请公布号
DE1240947(B)
申请公布日期
1967.05.24
申请号
DE196200S1416
申请日期
1962.09.12
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
AUER WILLY;HORNUNG DIPL.-ING. FRANZ
分类号
H04L27/04
主分类号
H04L27/04
代理机构
代理人
主权项
地址
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