Teletypewriter control system,申请号US19400357714-传众专利搜索

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发明名称	Teletypewriter control system
摘要
申请公布号	US2300050(A)	申请公布日期	1942.10.27
申请号	US19400357714	申请日期	1940.09.21
申请人	AMERICAN TELEPHONE AND TELEGRAPH COMPANY	发明人	LEONARD JAMES MORTIMER;BORGESON CARL ANDERS
分类号	H04L13/06	主分类号	H04L13/06
代理机构		代理人
主权项
地址

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