Lamp change-over system,申请号GB19790003766-传众专利搜索

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发明名称	Lamp change-over system
摘要
申请公布号	GB2041187(A)	申请公布日期	1980.09.03
申请号	GB19790003766	申请日期	1979.02.02
申请人		发明人
分类号	F21S8/00;F21V8/00;F21V19/04;G02B6/42;(IPC1-7):F21Q3/00;F21V5/00	主分类号	F21S8/00
代理机构		代理人
主权项
地址

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