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发明名称
Spoorconstructie.
摘要
申请公布号
NL1007815(C2)
申请公布日期
1999.06.24
申请号
NL19971007815
申请日期
1997.12.17
申请人
KONINKLIJKE WEGENBOUW STEVIN B.V.;HEIJMANS WEGEN- EN WATERBOUW B.V.
发明人
CORNELIS PIETER PRONK;JOSEPHUS CORNELIS PETRUS HEERKENS
分类号
E01B19/00;E01C7/32;E01C9/06;(IPC1-7):E01B1/00;E01B29/16
主分类号
E01B19/00
代理机构
代理人
主权项
地址
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