Improvements in or relating to cathode ray tubes,申请号GB19520024385-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	GB719984(A)	申请公布日期	1954.12.08
申请号	GB19520024385	申请日期	1952.09.29
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人
分类号	H01J29/52	主分类号	H01J29/52
代理机构		代理人
主权项
地址

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