Maschine zum Praegen von Ringen,申请号DE1928N028879D-传众专利搜索

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发明名称	Maschine zum Praegen von Ringen
摘要
申请公布号	DE518877(C)	申请公布日期	1931.02.20
申请号	DE1928N028879D	申请日期	1928.06.01
申请人	FRANZ NIESSING	发明人
分类号	B44B5/00;B44B5/02	主分类号	B44B5/00
代理机构		代理人
主权项
地址

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