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 GB8927950Aexternal-prioritypatent/GB2225884A/en
Application filed by IbmfiledCriticalIbm
Publication of IN177066BpublicationCriticalpatent/IN177066B/en