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经营范围
发明名称
Detachable drill tip and coupling means
摘要
申请公布号
US3304816(A)
申请公布日期
1967.02.21
申请号
US19650453534
申请日期
1965.04.07
申请人
GALORNEAU LOUIS C
发明人
GALORNEAU LOUIS C.
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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