Machine à calculer.,申请号CHD146594-传众专利搜索

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发明名称	Machine à calculer.
摘要
申请公布号	CH146594(A)	申请公布日期	1931.04.30
申请号	CHD146594	申请日期	1929.11.30
申请人	FRIDEN,CARL MAURITZ FREDRICK	发明人	FREDRICK FRIDEN,CARL MAURITZ
分类号		主分类号
代理机构		代理人
主权项
地址

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