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Priority claimed from DE19803039574external-prioritypatent/DE3039574A1/de
Priority claimed from DE19813104876external-prioritypatent/DE3104876A1/de
Application filed by Knorr Bremse AgfiledCriticalKnorr Bremse Ag
Priority claimed from EP81108112Aexternal-prioritypatent/EP0050279B1/de
Application grantedgrantedCritical
Publication of ATE20006T1publicationCriticalpatent/ATE20006T1/de