Lenses for light projectors and projectors incorporating the same,申请号GB19480000636-传众专利搜索

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发明名称	Lenses for light projectors and projectors incorporating the same
摘要
申请公布号	GB660352(A)	申请公布日期	1951.11.07
申请号	GB19480000636	申请日期	1948.01.08
申请人	SOCIETE ANONYME HOLOPHANE	发明人
分类号	G03B21/62	主分类号	G03B21/62
代理机构		代理人
主权项
地址

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