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经营范围
发明名称
RAILWAY TRACK TAMPING MACHINE
摘要
申请公布号
PL138416(B1)
申请公布日期
1986.09.30
申请号
PL19820239405
申请日期
1982.12.08
申请人
发明人
分类号
E01B27/12;E01B27/16;E01B27/20;(IPC1-7):E01B27/16
主分类号
E01B27/12
代理机构
代理人
主权项
地址
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