Improvements in electric battery hand torches,申请号GB19420004802-传众专利搜索

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发明名称	Improvements in electric battery hand torches
摘要
申请公布号	GB553223(A)	申请公布日期	1943.05.12
申请号	GB19420004802	申请日期	1942.04.11
申请人	JAMES GRIFFITHS	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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