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发明名称
Wire drawing and spooling apparatus
摘要
申请公布号
US2255935(A)
申请公布日期
1941.09.16
申请号
US19380242252
申请日期
1938.11.25
申请人
LEWELLEN DARCY E;LEWELLEN EMMONS F
发明人
LEWELLEN DARCY E.;LEWELLEN EMMONS F.
分类号
B21C47/00;B65H59/38
主分类号
B21C47/00
代理机构
代理人
主权项
地址
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