Improvements in or relating to light projectors,申请号GB19330021746-传众专利搜索

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发明名称	Improvements in or relating to light projectors
摘要
申请公布号	GB423742(A)	申请公布日期	1935.02.04
申请号	GB19330021746	申请日期	1933.08.02
申请人	ARTHUR GEORGE COOKE	发明人
分类号	F21S8/10;F21V5/04	主分类号	F21S8/10
代理机构		代理人
主权项
地址

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