UN DISPOSITIVO DESTINADO A FORMAR UN CUERPO CILINDRICO HUECO A PARTIR DE UNA PIEZA ELEMENTAL DE CHAPA,申请号ES19220002682-传众专利搜索

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发明名称	UN DISPOSITIVO DESTINADO A FORMAR UN CUERPO CILINDRICO HUECO A PARTIR DE UNA PIEZA ELEMENTAL DE CHAPA
摘要
申请公布号	ES268222(A3)	申请公布日期	1961.11.16
申请号	ES19220002682	申请日期	1961.06.14
申请人	ROPER, RALPH E.	发明人
分类号	B21D;(IPC1-7):B21D	主分类号	B21D
代理机构		代理人
主权项
地址

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