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 US07/051,046external-prioritypatent/US4851864A/en
Priority claimed from US07/193,352external-prioritypatent/US4857945A/en
Priority claimed from US07/193,747external-prioritypatent/US4962393A/en
Priority claimed from PCT/US1988/001629external-prioritypatent/WO1988008962A1/en
Application filed by Sci Systems IncfiledCriticalSci Systems Inc
Publication of NO890162D0publicationCriticalpatent/NO890162D0/en
Publication of NO890162LpublicationCriticalpatent/NO890162L/en