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Priority to JP10535177UpriorityCriticalpatent/JPS552785Y2/ja
Publication of JPS5432300UpublicationCriticalpatent/JPS5432300U/ja
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Publication of JPS552785Y2publicationCriticalpatent/JPS552785Y2/ja
Procede et dispositif de tronconnage d'une piece tubulaire de grand diametre en materiau rigide, notamment a section ovalisee, telle qu'un tuyau en fonte