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发明名称
Verfahren zur Herstellung von geformten Stücken aus vorgespanntem Beton
摘要
申请公布号
AT168734(B)
申请公布日期
1951.07.25
申请号
ATD168734
申请日期
1949.03.28
申请人
SOCIETE TECHNIQUE POUR L'UTILISATION DE LA PRECONTRAINTE (S.T.U.P) (PROCEDES FREYSSINET)
发明人
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主分类号
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