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Priority claimed from DE19782807558external-prioritypatent/DE2807558C2/de
Application filed by Mechel KurtfiledCriticalMechel Kurt
Priority to AT511979ApriorityCriticalpatent/AT376468B/de
Publication of ATA511979ApublicationCriticalpatent/ATA511979A/de
Application grantedgrantedCritical
Publication of AT376468BpublicationCriticalpatent/AT376468B/de