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发明名称
Procédé pour la confection de dalles et radiers en béton soumis à une pression hydrostatique
摘要
申请公布号
FR992257(A)
申请公布日期
1951.10.16
申请号
FRD992257
申请日期
1944.06.06
申请人
LES TRAVAUX SOUTERRAINS
发明人
分类号
E02D27/50
主分类号
E02D27/50
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代理人
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