Improvements in start-stop telegraph systems and apparatus therefor,申请号GB19320015639-传众专利搜索

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发明名称	Improvements in start-stop telegraph systems and apparatus therefor
摘要
申请公布号	GB402453(A)	申请公布日期	1933.12.04
申请号	GB19320015639	申请日期	1933.06.02
申请人	CREED AND COMPANY, LIMITED;RONALD GEORGE GRIFFITH	发明人
分类号	H04L17/00	主分类号	H04L17/00
代理机构		代理人
主权项
地址

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