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发明名称
TAMPER COUPLING AND VIBRATING UNIT FOR RAILROAD TRACK LINING MACHINES
摘要
申请公布号
PL150108(B2)
申请公布日期
1990.04.30
申请号
PL19870269296
申请日期
1987.12.03
申请人
发明人
分类号
E01B;E01B27/16;(IPC1-7):E01B27/16
主分类号
E01B
代理机构
代理人
主权项
地址
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