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发明名称
Upsetting mechanism
摘要
申请公布号
US2327479(A)
申请公布日期
1943.08.24
申请号
US19420443407
申请日期
1942.05.18
申请人
THE WATERBURY FARREL FOUNDRY AND MACHINE COMPANY
发明人
WILCOX RICHARD LESTER
分类号
B21J13/14
主分类号
B21J13/14
代理机构
代理人
主权项
地址
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