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Priority claimed from EP91117624Aexternal-prioritypatent/EP0486812B1/en
Application filed by Kotterer GrafotecfiledCriticalKotterer Grafotec
Publication of NO920497D0publicationCriticalpatent/NO920497D0/en
Publication of NO920497LpublicationCriticalpatent/NO920497L/en
Publication of NO307423B1publicationCriticalpatent/NO307423B1/en