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Priority claimed from US07/736,682external-prioritypatent/US5311484A/en
Priority claimed from NO940257Aexternal-prioritypatent/NO300565B1/en
Publication of NO943421LpublicationCriticalpatent/NO943421L/en
Application filed by Univ ColumbiafiledCriticalUniv Columbia
Publication of NO943421D0publicationCriticalpatent/NO943421D0/en
Publication of NO307719B1publicationCriticalpatent/NO307719B1/en