Improvements in or relating to cathode ray tubes,申请号GB19380004973-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	GB511444(A)	申请公布日期	1939.08.18
申请号	GB19380004973	申请日期	1938.02.17
申请人	LEONARD FRANCIS BROADWAY;OTTO KLEMPERER	发明人
分类号	H01J29/46	主分类号	H01J29/46
代理机构		代理人
主权项
地址

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