Improvements in and relating to gettering arrangements for highly evacuated envelopes of electron discharge tubes,申请号GB19410011490-传众专利搜索

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发明名称	Improvements in and relating to gettering arrangements for highly evacuated envelopes of electron discharge tubes
摘要
申请公布号	GB550551(A)	申请公布日期	1943.01.13
申请号	GB19410011490	申请日期	1941.09.09
申请人	THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED	发明人
分类号	H01J35/20	主分类号	H01J35/20
代理机构		代理人
主权项
地址

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