Printing telegraph system,申请号US19380186068-传众专利搜索

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法人/股东/高管

发明名称	Printing telegraph system
摘要
申请公布号	US2334876(A)	申请公布日期	1943.11.23
申请号	US19380186068	申请日期	1938.01.21
申请人	THE WESTERN UNION TELEGRAPH COMPANY	发明人	JANSON GEORGE W.
分类号	H04L12/40	主分类号	H04L12/40
代理机构		代理人
主权项
地址

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