DEVICE FOR DETERMINING THE COLOUR COMPOSITION OF PRINTING LIGHT IN PHOTOGRAPHIC ENLARGING APPARATUSES,申请号GB19770020453-传众专利搜索

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发明名称	DEVICE FOR DETERMINING THE COLOUR COMPOSITION OF PRINTING LIGHT IN PHOTOGRAPHIC ENLARGING APPARATUSES
摘要
申请公布号	GB1576291(A)	申请公布日期	1980.10.08
申请号	GB19770020453	申请日期	1977.05.16
申请人	DURST AG	发明人
分类号	G03B27/73;(IPC1-7):G03B27/22	主分类号	G03B27/73
代理机构		代理人
主权项
地址

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