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发明名称
Machine tool
摘要
申请公布号
US2321393(A)
申请公布日期
1943.06.08
申请号
US19390296105
申请日期
1939.09.22
申请人
KELLEY ELMER E
发明人
KELLEY ELMER E.
分类号
B23B9/02
主分类号
B23B9/02
代理机构
代理人
主权项
地址
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