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发明名称
Dispositif de protection d'une sonde pressiométrique par un tube expansible pourvu de fentes hélicoïdales sur son pourtour.
摘要
申请公布号
FR2702565(B1)
申请公布日期
1997.11.07
申请号
FR19930014635
申请日期
1993.12.07
申请人
APAGEO SEGELM SA
发明人
ROBIN JACQUES
分类号
E02D1/02;(IPC1-7):G01N3/02;E02D1/00;E02D33/00;G01N3/24;G01N33/24
主分类号
E02D1/02
代理机构
代理人
主权项
地址
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