Improvements in or relating to telegraph keyboard transmitters,申请号GB19360012462-传众专利搜索

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发明名称	Improvements in or relating to telegraph keyboard transmitters
摘要
申请公布号	GB474407(A)	申请公布日期	1937.11.01
申请号	GB19360012462	申请日期	1936.05.01
申请人	CREED AND COMPANY LIMITED;REGINALD DENNIS SALMON	发明人
分类号	H04L17/06	主分类号	H04L17/06
代理机构		代理人
主权项
地址

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