Perfectionnement aux fichiers,申请号FRD54663-传众专利搜索

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发明名称	Perfectionnement aux fichiers
摘要
申请公布号	FR54663(E)	申请公布日期	1950.07.27
申请号	FRD54663	申请日期	1946.01.22
申请人		发明人	FLAMENT MAURICE-GUSTAVE
分类号	B42F15/00	主分类号	B42F15/00
代理机构		代理人
主权项
地址

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