Procédé de photographie en polychromie,申请号FRD824203-传众专利搜索

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发明名称	Procédé de photographie en polychromie
摘要
申请公布号	FR824203(A)	申请公布日期	1938.02.04
申请号	FRD824203	申请日期	1937.07.09
申请人		发明人	BERTRAND JEAN-PIERRE
分类号	G03C7/46;H01H73/10	主分类号	G03C7/46
代理机构		代理人
主权项
地址

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