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发明名称
Roller leveler machine
摘要
申请公布号
US2429142(A)
申请公布日期
1947.10.14
申请号
US19440535387
申请日期
1944.05.12
申请人
THE YOUNGSTOWN FOUNDRY AND MACHINE COMPANY
发明人
THOMAS LLOYD R.
分类号
B21D1/02
主分类号
B21D1/02
代理机构
代理人
主权项
地址
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