Perfectionnements à la cinématographie en couleurs,申请号FRD810036-传众专利搜索

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发明名称	Perfectionnements à la cinématographie en couleurs
摘要
申请公布号	FR810036(A)	申请公布日期	1937.03.13
申请号	FRD810036	申请日期	1936.07.13
申请人		发明人	BREWSTER PERCY DOUGLAS
分类号	G03C7/22	主分类号	G03C7/22
代理机构		代理人
主权项
地址

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