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MUSSI NEGRI JOSE
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MUSSI NEGRI JOSE
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Priority to ES0317642ApriorityCriticalpatent/ES317642A1/es
Publication of ES317642A1publicationCriticalpatent/ES317642A1/es
Procédé pour profiler des tubes de section quelconque présentant au moins une nervure longitudinale saillante interne, outillage pour la mise en oeuvre de ce procédé et tube ainsi obtenu