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Priority claimed from DE19792937498external-prioritypatent/DE2937498A1/de
Priority claimed from DE3032968Aexternal-prioritypatent/DE3032968C2/de
Application filed by Knappe IlonafiledCriticalKnappe Ilona
Priority claimed from EP80105507Aexternal-prioritypatent/EP0025959B1/de
Application grantedgrantedCritical
Publication of ATE13587T1publicationCriticalpatent/ATE13587T1/de