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发明名称
Perfectionnements aux grilles de prises d'eau pour installations hydro-électriques ou autres
摘要
申请公布号
FR1033403(A)
申请公布日期
1953.07.10
申请号
FRD1033403
申请日期
1951.03.05
申请人
发明人
BOUVIER FERNAND-LEOPOLD
分类号
E02B8/02
主分类号
E02B8/02
代理机构
代理人
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