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 US06/902,440external-prioritypatent/US4818540A/en
Application filed by Univ RutgersfiledCriticalUniv Rutgers
Application grantedgrantedCritical
Publication of ATE97313T1publicationCriticalpatent/ATE97313T1/en