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发明名称
Bearing
摘要
申请公布号
US1863809(A)
申请公布日期
1932.06.21
申请号
US19320585341
申请日期
1932.01.07
申请人
THE CLEVELAND GRAPHITE BRONZE COMPANY
发明人
HOPKINS BENJAMIN F.;PALM JOHN V. O.
分类号
F16C33/06
主分类号
F16C33/06
代理机构
代理人
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