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发明名称
RAILWAY CAR TRUCK
摘要
申请公布号
CA424277(A)
申请公布日期
1944.12.05
申请号
CAD424277
申请日期
申请人
THE TIMKEN ROLLER BEARING COMPANY
发明人
TRACY V. BUCKWALTER
分类号
主分类号
代理机构
代理人
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