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Priority claimed from DE3942142Aexternal-prioritypatent/DE3942142A1/de
Application filed by Boehringer Mannheim GmbhfiledCriticalBoehringer Mannheim Gmbh
Publication of NO912947LpublicationCriticalpatent/NO912947L/no
Publication of NO912947D0publicationCriticalpatent/NO912947D0/no