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发明名称
DISPOSITIVO PARA DESPLAZAR POR EMPUJADO UN PUENTE U OBRA SIMILAR.
摘要
申请公布号
ES1013348(Y)
申请公布日期
1991.06.01
申请号
ES19900000569U
申请日期
1990.02.22
申请人
BOUYGUES
发明人
BRISSET JEAN-PIERRE
分类号
(IPC1-7):E01D21/02
主分类号
(IPC1-7):E01D21/02
代理机构
代理人
主权项
地址
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