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发明名称
DEVICE FOR FIXING THE RAIL
摘要
申请公布号
KR920000419(Y1)
申请公布日期
1992.01.15
申请号
KR19880017369U
申请日期
1988.10.27
申请人
HWAIL BOLT INDUSTRY CO.
发明人
KIM, DO - RYUN
分类号
E01B2/00;E01D19/12;(IPC1-7):E01B2/00
主分类号
E01B2/00
代理机构
代理人
主权项
地址
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