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发明名称
Threading appliance
摘要
申请公布号
US2694322(A)
申请公布日期
1954.11.16
申请号
US19490122466
申请日期
1949.10.20
申请人
LANDIS MACHINE COMPANY
发明人
NELL FREDERIC
分类号
B21H3/04
主分类号
B21H3/04
代理机构
代理人
主权项
地址
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