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Priority claimed from FR7821368Aexternal-prioritypatent/FR2398615A1/fr
Application filed by Teich Ag FolienwalzwerkfiledCriticalTeich Ag Folienwalzwerk
Publication of ATA497579ApublicationCriticalpatent/ATA497579A/de
Application grantedgrantedCritical
Publication of AT364771BpublicationCriticalpatent/AT364771B/de