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经营范围
发明名称
Grinding machine
摘要
申请公布号
US2722088(A)
申请公布日期
1955.11.01
申请号
US19540408899
申请日期
1954.02.08
申请人
NORTON COMPANY
发明人
HILL OIVA E.
分类号
B23Q7/04;B24B41/00
主分类号
B23Q7/04
代理机构
代理人
主权项
地址
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