Клавиатурный передатчик телеграфных сигналов по коду Морзе, Бодо и т.п.,申请号SU19290055672-传众专利搜索

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发明名称	Клавиатурный передатчик телеграфных сигналов по коду Морзе, Бодо и т.п.
摘要
申请公布号	SU20141(A1)	申请公布日期	1931.04.30
申请号	SU19290055672	申请日期	1929.10.02
申请人	MASTAKOV F.I.	发明人	MASTAKOV F.I.
分类号	H04L15/16;H04L17/18	主分类号	H04L15/16
代理机构		代理人
主权项
地址

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