Improvements in portable electrical apparatus, such as portable electric lamps and the like,申请号GB19340029971-传众专利搜索

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发明名称	Improvements in portable electrical apparatus, such as portable electric lamps and the like
摘要
申请公布号	GB432669(A)	申请公布日期	1935.07.31
申请号	GB19340029971	申请日期	1934.10.19
申请人	ALLMAENNA SVENSKA ELEKTRISKA AKTIEBOLAGET	发明人
分类号	F21L14/02;F21V21/40	主分类号	F21L14/02
代理机构		代理人
主权项
地址

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