Improvements in or relating to record card checking apparatus,申请号GB19530015572-传众专利搜索

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发明名称	Improvements in or relating to record card checking apparatus
摘要
申请公布号	GB724741(A)	申请公布日期	1955.02.23
申请号	GB19530015572	申请日期	1953.06.05
申请人	THE BRITISH TABULATING MACHINE COMPANY LIMITED	发明人	ROUTLEDGE CHRISTOPHER ADRIAN
分类号		主分类号
代理机构		代理人
主权项
地址

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