Machines à calculer.,申请号BE19590579813-传众专利搜索

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发明名称	Machines à calculer.
摘要
申请公布号	BE579813(A1)	申请公布日期	1959.10.16
申请号	BE19590579813	申请日期	1959.06.18
申请人	BELL PUNCH COMPANY LIMITED	发明人
分类号	G06C7/06;G06F1/04;G06F7/498;G06F7/52;G09G3/10;(IPC1-7):G06F	主分类号	G06C7/06
代理机构		代理人
主权项
地址

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