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经营范围
发明名称
Mill for hot rolling strip
摘要
申请公布号
US2177971(A)
申请公布日期
1939.10.31
申请号
US19370143987
申请日期
1937.05.21
申请人
WARREN WORTHINGTON
发明人
WORTHINGTON WARREN
分类号
B21B1/34;B21B13/04;B21B27/08;B21B39/12;B21B39/18;B21B41/06;B21B45/00;B21B45/08
主分类号
B21B1/34
代理机构
代理人
主权项
地址
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