Improvements in or relating to battery holders for electric lamps,申请号GB19410051540-传众专利搜索

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发明名称	Improvements in or relating to battery holders for electric lamps
摘要
申请公布号	GB534177(A)	申请公布日期	1941.02.28
申请号	GB19410051540	申请日期	1941.01.10
申请人	STANLEY FRANK PEARSON	发明人
分类号	F21L4/00	主分类号	F21L4/00
代理机构		代理人
主权项
地址

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