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发明名称
Caniveau de haute résistance intégré.
摘要
申请公布号
FR2716218(B1)
申请公布日期
1996.06.07
申请号
FR19940006763
申请日期
1994.06.02
申请人
PREFAEST SA
发明人
CORBERANT GERARD
分类号
E01C11/22;E04C5/01;E04C5/12;(IPC1-7):E01C11/22
主分类号
E01C11/22
代理机构
代理人
主权项
地址
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