IT983959B - Procedimento e dispositivo per la fabbricazione di tubi
- Google Patents
Procedimento e dispositivo per la fabbricazione di tubi
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Publication number
IT983959B
IT983959BIT2313673AIT2313673AIT983959BIT 983959 BIT983959 BIT 983959BIT 2313673 AIT2313673 AIT 2313673AIT 2313673 AIT2313673 AIT 2313673AIT 983959 BIT983959 BIT 983959B
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Priority claimed from AT110373Aexternal-prioritypatent/AT325391B/de
Application filed by Schwarz WfiledCriticalSchwarz W
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Publication of IT983959BpublicationCriticalpatent/IT983959B/it