METHOD AND APPARATUS FOR DRAWING HEAVY WALL SHELLS,申请号EP19830301658-传众专利搜索

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发明名称	METHOD AND APPARATUS FOR DRAWING HEAVY WALL SHELLS
摘要
申请公布号	EP0101146(B1)	申请公布日期	1987.06.16
申请号	EP19830301658	申请日期	1983.03.24
申请人	VERSON ALLSTEEL PRESS COMPANY	发明人	BUDREAN, JOHN DIMITREW;KIRKPATRICK, JOHN ADDISON
分类号	B21D22/30;B21D22/21;B21D22/28;(IPC1-7):B21D22/28	主分类号	B21D22/30
代理机构		代理人
主权项
地址

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