Improvements in optical image forming systems,申请号GB19370035927-传众专利搜索

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发明名称	Improvements in optical image forming systems
摘要
申请公布号	GB513250(A)	申请公布日期	1939.10.09
申请号	GB19370035927	申请日期	1937.12.28
申请人	COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ	发明人
分类号	G02B15/00;G02B27/00	主分类号	G02B15/00
代理机构		代理人
主权项
地址

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