Improvements in or relating to controllable electrical delay arrangements for recurrent waves,申请号GB19390017014-传众专利搜索

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发明名称	Improvements in or relating to controllable electrical delay arrangements for recurrent waves
摘要
申请公布号	GB530519(A)	申请公布日期	1940.12.13
申请号	GB19390017014	申请日期	1939.06.09
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;DONALD LEOPOLD PLAISTOWE	发明人
分类号	H04N5/067	主分类号	H04N5/067
代理机构		代理人
主权项
地址

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