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发明名称
MACHINE FOR MAKING HOLE IN RAILWAY RAIL
摘要
申请公布号
KR0140068(B1)
申请公布日期
1999.02.18
申请号
KR19930073977
申请日期
1993.12.21
申请人
YAMAZAKI HAGURUMA SEISAKUSHO KK
发明人
NODA, HIROTOSHI
分类号
E01B31/06;(IPC1-7):E01B31/06
主分类号
E01B31/06
代理机构
代理人
主权项
地址
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