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发明名称
Improvements relating to drills
摘要
申请公布号
GB940206(A)
申请公布日期
1963.10.23
申请号
GB19600020769
申请日期
1960.06.14
申请人
THE BROOKE TOOL MANUFACTURING COMPANY LIMITED
发明人
COTTRELL ALFRED CHARLES
分类号
B23B51/02
主分类号
B23B51/02
代理机构
代理人
主权项
地址
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