Improvements in and relating to illuminating apparatus,申请号GB19290033298-传众专利搜索

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发明名称	Improvements in and relating to illuminating apparatus
摘要
申请公布号	GB333465(A)	申请公布日期	1930.08.14
申请号	GB19290033298	申请日期	1929.11.01
申请人	WILLIAM ASBURY DOREY;THOMAS WILLETT ROLPH	发明人
分类号	F21V5/00	主分类号	F21V5/00
代理机构		代理人
主权项
地址

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