Appareil permettant l'obtention sans retouche, d'agrandissement photographique,申请号FRD60843-传众专利搜索

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发明名称	Appareil permettant l'obtention sans retouche, d'agrandissement photographique
摘要
申请公布号	FR60843(E)	申请公布日期	1955.01.31
申请号	FRD60843	申请日期	1950.06.23
申请人		发明人	BERGOIGNAT JULIEN-GEORGES
分类号	G03D15/00	主分类号	G03D15/00
代理机构		代理人
主权项
地址

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