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发明名称
Rail-reconditioning machine
摘要
申请公布号
US1796696(A)
申请公布日期
1931.03.17
申请号
US19280325337
申请日期
1928.12.11
申请人
JOSEPH TRIMBLE
发明人
TRIMBLE JOSEPH
分类号
B21D3/10
主分类号
B21D3/10
代理机构
代理人
主权项
地址
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