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 GB8619796Aexternal-prioritypatent/GB2194032B/en
Application filed by Tadaaki SakaifiledCriticalTadaaki Sakai
Publication of HK76890ApublicationCriticalpatent/HK76890A/en