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发明名称
Improved process for fabricating metal articles
摘要
申请公布号
GB668544(A)
申请公布日期
1952.03.19
申请号
GB19490000096
申请日期
1949.01.03
申请人
DAVIDE PRIMAVESI
发明人
分类号
B22F3/00
主分类号
B22F3/00
代理机构
代理人
主权项
地址
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