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发明名称
Rolling mill
摘要
申请公布号
US2121929(A)
申请公布日期
1938.06.28
申请号
US19370156779
申请日期
1937.07.31
申请人
HEINZ PUPPE
发明人
PUPPE HEINZ
分类号
B21B1/26;B21B27/02
主分类号
B21B1/26
代理机构
代理人
主权项
地址
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