Improvements in and relating to light-masks for vehicle lamps,申请号GB19410013835-传众专利搜索

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发明名称	Improvements in and relating to light-masks for vehicle lamps
摘要
申请公布号	GB551212(A)	申请公布日期	1943.02.12
申请号	GB19410013835	申请日期	1941.10.28
申请人	RAYMOND HENDERSON ARMSTRONG	发明人
分类号	F21V11/00;F21V11/16	主分类号	F21V11/00
代理机构		代理人
主权项
地址

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