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发明名称
Lubricating means for journal box
摘要
申请公布号
US2898162(A)
申请公布日期
1959.08.04
申请号
US19580717940
申请日期
1958.02.27
申请人
POOR & COMPANY
发明人
OLSEN NORMAN T.
分类号
B61F17/06
主分类号
B61F17/06
代理机构
代理人
主权项
地址
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