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发明名称
AN IMPROVED FLOW DRILL
摘要
申请公布号
IN164356(B)
申请公布日期
1989.02.25
申请号
IN1986BO04419
申请日期
1986.02.05
申请人
AGARWAL NEERAJ
发明人
AGARWAL NEERAJ
分类号
B23B51/00;(IPC1-7):B23B51/00
主分类号
B23B51/00
代理机构
代理人
主权项
地址
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