Printing telegraph automatic switching system,申请号US19490119184-传众专利搜索

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发明名称	Printing telegraph automatic switching system
摘要
申请公布号	US2766318(A)	申请公布日期	1956.10.09
申请号	US19490119184	申请日期	1949.10.01
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	BACON WALTER M.;KNANDEL GEORGE J.;KRECEK JOSEPH A.;LOCKE GEORGE A.
分类号	H04L12/62	主分类号	H04L12/62
代理机构		代理人
主权项
地址

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