Machine à calculer,申请号FRD1130390-传众专利搜索

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发明名称	Machine à calculer
摘要
申请公布号	FR1130390(A)	申请公布日期	1957.02.05
申请号	FRD1130390	申请日期	1955.08.29
申请人		发明人	FERRARO DE
分类号	G06C7/06	主分类号	G06C7/06
代理机构		代理人
主权项
地址

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