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经营范围
发明名称
Procédé et appareil pour la construction des revêtements bétonnés
摘要
申请公布号
FR43763(E)
申请公布日期
1934.08.30
申请号
FRD43763D
申请日期
1933.05.01
申请人
LES TRAVAUX VIBRES
发明人
分类号
E01C19/38
主分类号
E01C19/38
代理机构
代理人
主权项
地址
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