Improvements relating to the manufacture of optical windows for the envelopes of electron discharge devices especially cathode ray tubes,申请号GB19500005248-传众专利搜索

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发明名称	Improvements relating to the manufacture of optical windows for the envelopes of electron discharge devices especially cathode ray tubes
摘要
申请公布号	GB693285(A)	申请公布日期	1953.06.24
申请号	GB19500005248	申请日期	1950.03.02
申请人	ELECTRIC & MUSICAL INDUSTRIES LIMITED	发明人	COLBORNE RONALD HENRY
分类号	C03B23/03;H01J9/24	主分类号	C03B23/03
代理机构		代理人
主权项
地址

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