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经营范围
发明名称
Improved drill
摘要
申请公布号
GB786864(A)
申请公布日期
1957.11.27
申请号
GB19550010223
申请日期
1955.04.07
申请人
DESOUTTER BROTHERS LIMITED
发明人
WEBB GEORGE HENRY
分类号
B23B47/18;B23Q5/32
主分类号
B23B47/18
代理机构
代理人
主权项
地址
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