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Priority claimed from SE8405667Aexternal-prioritypatent/SE446195B/en
Application filed by Santrade LtdfiledCriticalSantrade Ltd
Priority claimed from EP85850333Aexternal-prioritypatent/EP0182759B2/en
Application grantedgrantedCritical
Publication of ATE48655T1publicationCriticalpatent/ATE48655T1/en