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经营范围
发明名称
Honing element
摘要
申请公布号
US2751726(A)
申请公布日期
1956.06.26
申请号
US19530332014
申请日期
1953.01.19
申请人
BARNES DRILL CO.
发明人
KLEIN JAMES B.
分类号
B24B33/08
主分类号
B24B33/08
代理机构
代理人
主权项
地址
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