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发明名称
A RAILROAD TRACK GRINDING DEVICE
摘要
申请公布号
KR20090046446(A)
申请公布日期
2009.05.11
申请号
KR20070112605
申请日期
2007.11.06
申请人
HYUNDAI STEEL COMPANY
发明人
LIM, NAK KWANG;BYUN, CHUL YOUNG;KIM, JAE HAWN;HAN, SU BONG
分类号
B24B19/00;E01B31/17
主分类号
B24B19/00
代理机构
代理人
主权项
地址
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