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发明名称
CONCRETE SLEEPER SYSTEM
摘要
申请公布号
EP0249574(A3)
申请公布日期
1988.10.19
申请号
EP19870730062
申请日期
1987.06.06
申请人
STAHLWERKE PEINE-SALZGITTER AG
发明人
FASTERDING, GUNTER, DIPL.-ING.;FRENZEL, JURGEN, DIPL.-ING.
分类号
E01B3/28;E01B1/00;E01B3/32;E01B9/14;E01B9/68;(IPC1-7):E01B1/00
主分类号
E01B3/28
代理机构
代理人
主权项
地址
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