Improvements in boxes for filing record cards,申请号GB19500009036-传众专利搜索

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发明名称	Improvements in boxes for filing record cards
摘要
申请公布号	GB673435(A)	申请公布日期	1952.06.04
申请号	GB19500009036	申请日期	1950.04.12
申请人	SOCIETE ANONYME DE L'ECLUSE	发明人
分类号	B42F17/02	主分类号	B42F17/02
代理机构		代理人
主权项
地址

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