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发明名称
Tapping machine
摘要
申请公布号
US2084022(A)
申请公布日期
1937.06.15
申请号
US19360063080
申请日期
1936.02.10
申请人
THE NATIONAL AUTOMATIC TOOL COMPANY
发明人
FRANK EDWARD D.
分类号
B23G1/20
主分类号
B23G1/20
代理机构
代理人
主权项
地址
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