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Priority claimed from DE2244410Aexternal-prioritypatent/DE2244410C3/en
Application filed by Meto International GmbhfiledCriticalMeto International Gmbh
Publication of ATA557375ApublicationCriticalpatent/ATA557375A/en
Application grantedgrantedCritical
Publication of AT345861BpublicationCriticalpatent/AT345861B/en