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发明名称
A METHOD OF GRADING RAILROAD BEDS AND A LASER MEASURING DEVICE
摘要
申请公布号
EP1320644(A1)
申请公布日期
2003.06.25
申请号
EP20010918082
申请日期
2001.03.28
申请人
RAILCARE AKTIEBOLAG
发明人
NILSSON, DAN
分类号
E01B35/04;B61K9/08;E01B27/04;(IPC1-7):E01B35/00
主分类号
E01B35/04
代理机构
代理人
主权项
地址
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