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发明名称
Machines for rolling screw threads, circumferential grooves, serrations or the like on work pieces
摘要
申请公布号
GB583985(A)
申请公布日期
1947.01.03
申请号
GB19440017187
申请日期
1944.09.08
申请人
HAROLD MORRIS
发明人
分类号
B21H3/04
主分类号
B21H3/04
代理机构
代理人
主权项
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