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Priority claimed from DE3225681Aexternal-prioritypatent/DE3225681C1/en
Priority claimed from DE19833313004external-prioritypatent/DE3313004A1/en
Application filed by Kronenberg KurtfiledCriticalKronenberg Kurt
Priority claimed from EP83105613Aexternal-prioritypatent/EP0098973B1/en
Application grantedgrantedCritical
Publication of ATE19498T1publicationCriticalpatent/ATE19498T1/en