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Priority claimed from SE8605513Aexternal-prioritypatent/SE468716B/sv
Application filed by Trion Forskning & UtvecklingfiledCriticalTrion Forskning & Utveckling
Priority claimed from EP87850394Aexternal-prioritypatent/EP0279151B1/de
Application grantedgrantedCritical
Publication of ATE88719T1publicationCriticalpatent/ATE88719T1/de