Improvements in the capping of thermionic valves, electric lamps and like devices,申请号GB19430008420-传众专利搜索

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发明名称	Improvements in the capping of thermionic valves, electric lamps and like devices
摘要
申请公布号	GB568698(A)	申请公布日期	1945.04.17
申请号	GB19430008420	申请日期	1943.05.26
申请人	THE M.-O. VALVE COMPANY LIMITED;HERBERT SIDNEY SMITH	发明人
分类号	H01J5/58;H01J19/66	主分类号	H01J5/58
代理机构		代理人
主权项
地址

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