Improvements in or relating to miners' safety and like lamps,申请号GB19290004068-传众专利搜索

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发明名称	Improvements in or relating to miners' safety and like lamps
摘要
申请公布号	GB329288(A)	申请公布日期	1930.05.07
申请号	GB19290004068	申请日期	1929.02.07
申请人	THE PROTECTOR LAMP AND LIGHTING COMPANY, LIMITED;JOHN LOMAX PRESTWICH	发明人
分类号	F23Q1/00	主分类号	F23Q1/00
代理机构		代理人
主权项
地址

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