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发明名称
Spindle and bolster and lubrication means therefor
摘要
申请公布号
US2499075(A)
申请公布日期
1950.02.28
申请号
US19470786502
申请日期
1947.11.17
申请人
ARNOLD W. KINCAID
发明人
ROBINSON ELVIN B.;COSTNER JACK C.
分类号
D01H7/20
主分类号
D01H7/20
代理机构
代理人
主权项
地址
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