Improvements in electronic vacuum getter pumps,申请号GB19600036826-传众专利搜索

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发明名称	Improvements in electronic vacuum getter pumps
摘要
申请公布号	GB903531(A)	申请公布日期	1962.08.15
申请号	GB19600036826	申请日期	1960.10.26
申请人	ULTEK CORP.	发明人
分类号	H01J41/20	主分类号	H01J41/20
代理机构		代理人
主权项
地址

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