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经营范围
发明名称
Improvements in or relating to backward extrusion presses
摘要
申请公布号
GB1147859(A)
申请公布日期
1969.04.10
申请号
GB19670057720
申请日期
1967.12.19
申请人
ORESTE BEGINELLI
发明人
ORESTE BEGINELLI
分类号
B21C23/20;B21C23/21;B21C35/02
主分类号
B21C23/20
代理机构
代理人
主权项
地址
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