Improvements in or relating to cathode ray tubes,申请号GB19380022685-传众专利搜索

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发明名称	Improvements in or relating to cathode ray tubes
摘要
申请公布号	GB517579(A)	申请公布日期	1940.02.02
申请号	GB19380022685	申请日期	1938.07.29
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;GEORGE FAIRBURN BRETT;ERNEST GEORGE HERRIOTT;HENRY JOHN SIDNEY GRATZE	发明人
分类号	H01J29/78	主分类号	H01J29/78
代理机构		代理人
主权项
地址

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