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Priority claimed from US07/736,682external-prioritypatent/US5311484A/en
Application filed by Univ ColumbiafiledCriticalUniv Columbia
Publication of NO940257D0publicationCriticalpatent/NO940257D0/en
Publication of NO940257LpublicationCriticalpatent/NO940257L/en
Priority to NO943421ApriorityCriticalpatent/NO307719B1/en
Publication of NO300565B1publicationCriticalpatent/NO300565B1/en