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发明名称
Procédé pour l'obtention de béton armé précontraint, et béton armé précontraint obtenu au moyen du procédé.
摘要
申请公布号
CH236191(A)
申请公布日期
1945.01.31
申请号
CHD236191
申请日期
1943.12.16
申请人
VINGERHOETS,GODFRIED-JOSEPH,DR.
发明人
VINGERHOETS,GODFRIED-JOSEPH,DR.
分类号
B28B23/04
主分类号
B28B23/04
代理机构
代理人
主权项
地址
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