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发明名称
Machine tool
摘要
申请公布号
US2220268(A)
申请公布日期
1940.11.05
申请号
US19370120759
申请日期
1937.01.15
申请人
MATTISON MACHINE WORKS
发明人
OLSEN JOSEPH O.
分类号
B24B21/18
主分类号
B24B21/18
代理机构
代理人
主权项
地址
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