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发明名称
Grinding machinery
摘要
申请公布号
US1978110(A)
申请公布日期
1934.10.23
申请号
US19300428169
申请日期
1930.02.13
申请人
CINCINNATI GRINDERS INCORPORATED
发明人
KEARNS BERNARD A.
分类号
B24B47/20
主分类号
B24B47/20
代理机构
代理人
主权项
地址
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