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Priority claimed from DE3123131Aexternal-prioritypatent/DE3123131C2/de
Application filed by Voith Gmbh J MfiledCriticalVoith Gmbh J M
Publication of ATA901782ApublicationCriticalpatent/ATA901782A/de
Application grantedgrantedCritical
Publication of AT379833BpublicationCriticalpatent/AT379833B/de