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Priority claimed from DE19883837641external-prioritypatent/DE3837641A1/de
Application filed by Hehl KarlfiledCriticalHehl Karl
Priority claimed from EP89120292Aexternal-prioritypatent/EP0368149B1/de
Application grantedgrantedCritical
Publication of ATE91952T1publicationCriticalpatent/ATE91952T1/de