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Priority claimed from DK3992Aexternal-prioritypatent/DK3992A/da
Application filed by Metall As Johannes Bluecher SkfiledCriticalMetall As Johannes Bluecher Sk
Publication of NO933027LpublicationCriticalpatent/NO933027L/no
Publication of NO933027D0publicationCriticalpatent/NO933027D0/no
Procede et machine pour la fabrication par extrusion d'une piece metallique creuse, notamment d'un galet de chemin de roulement pour engin a chenilles