Improvements in sealed envelopes of quartz or like material,申请号GB19410014770-传众专利搜索

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发明名称	Improvements in sealed envelopes of quartz or like material
摘要
申请公布号	GB583886(A)	申请公布日期	1947.01.02
申请号	GB19410014770	申请日期	1941.11.17
申请人	THE GENERAL ELECTRIC COMPANY LIMITED;VICTOR JAMES FRANCIS;ERIC KETTLEWELL	发明人
分类号	H01J5/24	主分类号	H01J5/24
代理机构		代理人
主权项
地址

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