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 GB868624169Aexternal-prioritypatent/GB8624169D0/en
Application filed by Imperial CollegefiledCriticalImperial College
Priority claimed from PCT/GB1987/000713external-prioritypatent/WO1988002616A1/en
Application grantedgrantedCritical
Publication of ATE103155T1publicationCriticalpatent/ATE103155T1/de