Freiblicklaeufer fuer doppelseitige Rechenstaebe,申请号DE1929N029847D-传众专利搜索

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发明名称	Freiblicklaeufer fuer doppelseitige Rechenstaebe
摘要
申请公布号	DE503246(C)	申请公布日期	1930.07.19
申请号	DE1929N029847D	申请日期	1929.01.20
申请人	ALBERT NESTLER A.G.	发明人
分类号	G06G1/06	主分类号	G06G1/06
代理机构		代理人
主权项
地址

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