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经营范围
发明名称
REGARD DE CHAUSSEE,
摘要
申请公布号
BE888288(A1)
申请公布日期
1981.10.05
申请号
BE19810204381
申请日期
1981.04.03
申请人
PONT-A-MOUSSON S.A.
发明人
J.F. OGER;J.C. HAUER;J.L. FREIS
分类号
E02D29/14;(IPC1-7):E02D/;E03F/
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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