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发明名称
PROCESSO PARA PREPARACAO DE CONCHAS OU LINGOTES TUBULARES
摘要
申请公布号
BR8403520(A)
申请公布日期
1985.12.03
申请号
BR1984PI03520
申请日期
1984.07.13
申请人
TUBI ITALIA S.P.A.
发明人
PIERLUIGI LAZZERINI
分类号
B21C23/14;B21C23/12;B21C45/00;B21D9/05;B21D9/12;B22D11/04;B22D11/041;B22D11/057;(IPC1-7):B22D21/00
主分类号
B21C23/14
代理机构
代理人
主权项
地址
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