A process and apparatus for lowering the consumption of light in colour photography,申请号GB19310009292-传众专利搜索

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发明名称	A process and apparatus for lowering the consumption of light in colour photography
摘要
申请公布号	GB375411(A)	申请公布日期	1932.06.27
申请号	GB19310009292	申请日期	1931.03.26
申请人	KURT DICKEN	发明人
分类号	G03B33/00;G03C7/00	主分类号	G03B33/00
代理机构		代理人
主权项
地址

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