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发明名称
Improvements in or relating to screw-cutting die-heads
摘要
申请公布号
GB356185(A)
申请公布日期
1931.09.02
申请号
GB19300010512
申请日期
1930.04.02
申请人
JONES & LAMSON MACHINE COMPANY
发明人
分类号
B23G5/12
主分类号
B23G5/12
代理机构
代理人
主权项
地址
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ARTICULATED LINK
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