Improvements in or relating to machines for verifying perforated record cards,申请号GB19470020703-传众专利搜索

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发明名称	Improvements in or relating to machines for verifying perforated record cards
摘要
申请公布号	GB635095(A)	申请公布日期	1950.04.05
申请号	GB19470020703	申请日期	1947.07.30
申请人	COMPAGNIE INDUSTRIELLE DE MACHINES AUTOMATIQUES DE COMPTABILITE	发明人
分类号	G06K5/00	主分类号	G06K5/00
代理机构		代理人
主权项
地址

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