Improvements in or relating to electric telegraphy,申请号GB19310009226-传众专利搜索

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发明名称	Improvements in or relating to electric telegraphy
摘要
申请公布号	GB375405(A)	申请公布日期	1932.06.27
申请号	GB19310009226	申请日期	1931.03.26
申请人	STANDARD TELEPHONES AND CABLES, LIMITED;KENNETH ERIC LATIMER	发明人
分类号	H04L25/03	主分类号	H04L25/03
代理机构		代理人
主权项
地址

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