Machine à calculer.,申请号CHD163707-传众专利搜索

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发明名称	Machine à calculer.
摘要
申请公布号	CH163707(A)	申请公布日期	1933.08.31
申请号	CHD163707	申请日期	1928.06.30
申请人	JACOB,MARCEL	发明人	JACOB,MARCEL
分类号	G06F7/46	主分类号	G06F7/46
代理机构		代理人
主权项
地址

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