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发明名称
Bearing
摘要
申请公布号
US2576651(A)
申请公布日期
1951.11.27
申请号
US19470776353
申请日期
1947.09.26
申请人
DAVID E. BEAUDOIN
发明人
CALLAHAN HENRY OLIVER
分类号
F16C19/38;F16C19/54;F16C35/06
主分类号
F16C19/38
代理机构
代理人
主权项
地址
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