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经营范围
发明名称
Rolling mill
摘要
申请公布号
US1864299(A)
申请公布日期
1932.06.21
申请号
US19280310219
申请日期
1928.10.04
申请人
INDUSTRIAL METHODS COMPANY
发明人
FAWELL JOSEPH E.
分类号
B21B31/24
主分类号
B21B31/24
代理机构
代理人
主权项
地址
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