Machines à calculer à dix touches,申请号FR19670103710-传众专利搜索

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发明名称	Machines à calculer à dix touches
摘要
申请公布号	FR1532357(A)	申请公布日期	1968.07.12
申请号	FR19670103710	申请日期	1967.04.21
申请人	BELL PUNCH COMPANY LIMITED	发明人
分类号	G06F3/14;G06F7/48;G06F7/498;G06F7/50	主分类号	G06F3/14
代理机构		代理人
主权项
地址

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