Improvements in or relating to colour formers for use in colour photography,申请号GB19400017865-传众专利搜索

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发明名称	Improvements in or relating to colour formers for use in colour photography
摘要
申请公布号	GB544120(A)	申请公布日期	1942.03.27
申请号	GB19400017865	申请日期	1940.12.19
申请人	DU PONT FILM MANUFACTURING CORPORATION	发明人
分类号	G03C7/36	主分类号	G03C7/36
代理机构		代理人
主权项
地址

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