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Priority claimed from DE19782842700external-prioritypatent/DE2842700A1/de
Priority claimed from DE19792931713external-prioritypatent/DE2931713A1/de
Application filed by Kaspar KlausfiledCriticalKaspar Klaus
Priority claimed from EP79103685Aexternal-prioritypatent/EP0009778B1/de
Application grantedgrantedCritical
Publication of ATE461T1publicationCriticalpatent/ATE461T1/de