Improvements in safety devices for electric lamps adapted to be operated in explosive atmospheres,申请号GB19390013859-传众专利搜索

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发明名称	Improvements in safety devices for electric lamps adapted to be operated in explosive atmospheres
摘要
申请公布号	GB528553(A)	申请公布日期	1940.10.31
申请号	GB19390013859	申请日期	1939.05.09
申请人	THE GENERAL ELECTRIC COMPANY LIMITED	发明人
分类号	H01J5/46	主分类号	H01J5/46
代理机构		代理人
主权项
地址

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