Perfectionnements dans les systèmes de prises de vues et projection pour cinématographie en couleurs par le système additif,申请号FRD717400-传众专利搜索

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发明名称	Perfectionnements dans les systèmes de prises de vues et projection pour cinématographie en couleurs par le système additif
摘要
申请公布号	FR717400(A)	申请公布日期	1932.01.07
申请号	FRD717400	申请日期	1931.05.20
申请人	SOCIETA ITALIANA PER LA CINEMATOGRAFIA A COLORI NATURALI	发明人
分类号	G03B33/00	主分类号	G03B33/00
代理机构		代理人
主权项
地址

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