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经营范围
发明名称
NOISE ABATEMENT WALL
摘要
申请公布号
EP1488043(A1)
申请公布日期
2004.12.22
申请号
EP20030738179
申请日期
2003.03.19
申请人
ECOLE POLYTECHNIQUE;COLAS
发明人
SAPOVAL, BERNARD;FILOCHE, MARCEL;CHAPPAT, MICHEL;PEYRARD, DIDIER
分类号
E04B1/86;E01F8/00;E04B1/84;(IPC1-7):E01F8/00
主分类号
E04B1/86
代理机构
代理人
主权项
地址
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