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发明名称
Dispositif de protection des berges des voies navigables vis-à-vis du batillage
摘要
申请公布号
FR1489151(A)
申请公布日期
1967.07.21
申请号
FR19660064452
申请日期
1966.06.07
申请人
发明人
MICHEL EMILE
分类号
E02B3/06
主分类号
E02B3/06
代理机构
代理人
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