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发明名称
Centering point for lathes, grinding machines, and the like
摘要
申请公布号
US2564256(A)
申请公布日期
1951.08.14
申请号
US19470723071
申请日期
1947.01.20
申请人
HENDERHAN ALBERTA M
发明人
HENDERHAN ALBERTA M.
分类号
B23B23/02
主分类号
B23B23/02
代理机构
代理人
主权项
地址
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