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发明名称
Deep hole drill
摘要
申请公布号
US2847885(A)
申请公布日期
1958.08.19
申请号
US19560601819
申请日期
1956.08.02
申请人
THE CLEVELAND TWIST DRILL COMPANY
发明人
WAGNER WILLIAM A.
分类号
B23B51/04
主分类号
B23B51/04
代理机构
代理人
主权项
地址
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