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经营范围
发明名称
Improvements in or relating to method and apparatus for making screws and the like
摘要
申请公布号
GB614439(A)
申请公布日期
1948.12.15
申请号
GB19460010885
申请日期
1946.04.09
申请人
THE NATIONAL MACHINERY COMPANY
发明人
分类号
B21K1/46
主分类号
B21K1/46
代理机构
代理人
主权项
地址
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