Geraet zum Zeichnen von Ellipsen,申请号DE1950F002392-传众专利搜索

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发明名称	Geraet zum Zeichnen von Ellipsen
摘要
申请公布号	DE864155(C)	申请公布日期	1953.01.22
申请号	DE1950F002392	申请日期	1950.08.11
申请人	FIEBIG SIEGWARD	发明人	FIEBIG SIEGWARD
分类号	B43L11/055	主分类号	B43L11/055
代理机构		代理人
主权项
地址

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