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经营范围
发明名称
Boring tools
摘要
申请公布号
US3389621(A)
申请公布日期
1968.06.25
申请号
US19650511301
申请日期
1965.12.01
申请人
DEFENCE UK
发明人
WEAR RICHARD ERIC
分类号
B23B51/08
主分类号
B23B51/08
代理机构
代理人
主权项
地址
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