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发明名称
Drill bit guide
摘要
申请公布号
US3016073(A)
申请公布日期
1962.01.09
申请号
US19600005009
申请日期
1960.01.27
申请人
BROUSSARD JOHN G;GRIFFIS JUBLE D
发明人
BROUSSARD JOHN G.;GRIFFIS JUBLE D.
分类号
B23B45/00;B23B45/14;B23Q5/04
主分类号
B23B45/00
代理机构
代理人
主权项
地址
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