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经营范围
发明名称
Improvements relating to rolling mills
摘要
申请公布号
GB1074487(A)
申请公布日期
1967.07.05
申请号
GB19640048070
申请日期
1964.11.26
申请人
PER OLOR STRANDELL
发明人
分类号
B21B31/08;B21B39/16
主分类号
B21B31/08
代理机构
代理人
主权项
地址
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