Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PCT/US1990/001938external-prioritypatent/WO1990012111A1/en
Application filed by Harvard CollegefiledCriticalHarvard College
Publication of NO914013D0publicationCriticalpatent/NO914013D0/no
Publication of NO914013LpublicationCriticalpatent/NO914013L/no