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发明名称
Trepanning tools
摘要
申请公布号
US3308689(A)
申请公布日期
1967.03.14
申请号
US19640411400
申请日期
1964.11.16
申请人
THE EUGLISH ELECTRIC COMPANY LIMITED
发明人
MACDONALD JAMES STEWART
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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