Improvements in or relating to electric lighting fittings, more particularly those for downward beam illumination,申请号GB19550029216-传众专利搜索

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发明名称	Improvements in or relating to electric lighting fittings, more particularly those for downward beam illumination
摘要
申请公布号	GB811148(A)	申请公布日期	1959.04.02
申请号	GB19550029216	申请日期	1955.10.13
申请人	FALK, STADELMANN & COMPANY LIMITED	发明人	HOUNSLOW RONALD ALBERT
分类号	F21V17/00	主分类号	F21V17/00
代理机构		代理人
主权项
地址

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