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发明名称
Method of grinding antifriction needle bearings
摘要
申请公布号
US2062803(A)
申请公布日期
1936.12.01
申请号
US19330653873
申请日期
1933.01.27
申请人
ELEK BENEDEK
发明人
BENEDEK ELEK
分类号
B24B5/22
主分类号
B24B5/22
代理机构
代理人
主权项
地址
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