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发明名称
Work holder for lapping lathes
摘要
申请公布号
US2449791(A)
申请公布日期
1948.09.21
申请号
US19460715272
申请日期
1946.12.10
申请人
SILVERMAN HENRY H
发明人
SILVERMAN HENRY H.
分类号
B24B41/06;G04D3/02
主分类号
B24B41/06
代理机构
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