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发明名称
POURING TUBE FOR CASTING STEEL
摘要
申请公布号
EP0492231(A3)
申请公布日期
1992.08.05
申请号
EP19910121033
申请日期
1991.12.07
申请人
DIDIER-WERKE AG
发明人
FRERICH, RUDOLF;GASPER, MANFRED
分类号
B22D41/50;(IPC1-7):B22D11/10;B22D41/08
主分类号
B22D41/50
代理机构
代理人
主权项
地址
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