Photographic dark-room lamp,申请号GB19490005280-传众专利搜索

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发明名称	Photographic dark-room lamp
摘要
申请公布号	GB664193(A)	申请公布日期	1952.01.02
申请号	GB19490005280	申请日期	1949.02.26
申请人	ILFORD LIMITED	发明人	MITCHELL JAMES;ROADS FRANCIS ALBERT
分类号	F21V8/00;G03D17/00	主分类号	F21V8/00
代理机构		代理人
主权项
地址

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