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发明名称
Boring tool
摘要
申请公布号
US2278631(A)
申请公布日期
1942.04.07
申请号
US19390263471
申请日期
1939.03.22
申请人
ECLIPSE COUNTERBORE COMPANY
发明人
YOUNG WILLIAM KYLE
分类号
B23B29/034
主分类号
B23B29/034
代理机构
代理人
主权项
地址
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