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Tube Mill Holding S A
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Tube Mill Holding S A
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Application filed by Tube Mill Holding S AfiledCriticalTube Mill Holding S A
Priority to ES0335240ApriorityCriticalpatent/ES335240A3/es
Publication of ES335240A3publicationCriticalpatent/ES335240A3/es
Perfeccionamientos introducidos en una pieza agujereada con seccion transversal en forma de corona y diametro interior escalonado para la fabricacion de tubos sin costura.