Laeufer fuer Doppelrechenstaebe,申请号DE1950F008210-传众专利搜索

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发明名称	Laeufer fuer Doppelrechenstaebe
摘要
申请公布号	DE873456(C)	申请公布日期	1953.04.13
申请号	DE1950F008210	申请日期	1950.12.20
申请人	FA. A. W. FABER-CASTELL	发明人	BACHMANN HARALD
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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