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发明名称
Tool for cutting threads
摘要
申请公布号
US2265764(A)
申请公布日期
1941.12.09
申请号
US19400349451
申请日期
1940.08.02
申请人
THE PIPE MACHINERY COMPANY
发明人
ROBERTSON ALEXANDER F.
分类号
B23G1/16
主分类号
B23G1/16
代理机构
代理人
主权项
地址
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