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发明名称
Method of making high load capacity bearings
摘要
申请公布号
US2857656(A)
申请公布日期
1958.10.28
申请号
US19540425537
申请日期
1954.04.26
申请人
AETNA STEEL PRODUCTS CORPORATION
发明人
STRAUB FREDERICK A.
分类号
B21K1/04;F16C23/04
主分类号
B21K1/04
代理机构
代理人
主权项
地址
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