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发明名称
Drill assembly with different operating speeds
摘要
申请公布号
SE466515(B)
申请公布日期
1992.02.24
申请号
SE19890001167
申请日期
1989.04.04
申请人
INGENJOERSFIRMAN PROMAC AB
发明人
P *ZETTERLIND
分类号
B23Q5/06
主分类号
B23Q5/06
代理机构
代理人
主权项
地址
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