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经营范围
发明名称
Grinding machine
摘要
申请公布号
US2375619(A)
申请公布日期
1945.05.08
申请号
US19410390521
申请日期
1941.04.26
申请人
NORTON COMPANY
发明人
BURA WALTER MARK
分类号
B24B3/34
主分类号
B24B3/34
代理机构
代理人
主权项
地址
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