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发明名称
JOURNAL BEARING
摘要
申请公布号
CA389916(A)
申请公布日期
1940.07.09
申请号
CAD389916
申请日期
申请人
RAILWAY SERVICE AND SUPPLY CORPORATION
发明人
EDWIN S. PEARCE
分类号
主分类号
代理机构
代理人
主权项
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