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经营范围
发明名称
UN ENCOFRADO DE TIPO DE TUNEL
摘要
申请公布号
AR209756(A1)
申请公布日期
1977.05.31
申请号
AR19740257136
申请日期
1974.12.30
申请人
S CIETE OUTINARD ST-AMAND SA
发明人
分类号
E21D11/10;E04G11/02;E04G11/34;E04G11/48;(IPC1-7):E04G11/02
主分类号
E21D11/10
代理机构
代理人
主权项
地址
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