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发明名称
Method of restoring journal wedge
摘要
申请公布号
US3007242(A)
申请公布日期
1961.11.07
申请号
US19580727760
申请日期
1958.03.24
申请人
KEYSTONE RAILWAY EQUIPMENT COMPANY
发明人
HAUER EDWARD R.;SMITH JAMES T.
分类号
B61F15/06
主分类号
B61F15/06
代理机构
代理人
主权项
地址
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