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发明名称
Rolling machine
摘要
申请公布号
US1874995(A)
申请公布日期
1932.08.30
申请号
US19300504809
申请日期
1930.12.26
申请人
THE EATON MANUFACTURING COMPANY
发明人
HEINAUER WILLIAM J.
分类号
B21B1/16
主分类号
B21B1/16
代理机构
代理人
主权项
地址
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