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
Application filed by Visa International Service AssociationfiledCriticalVisa International Service Association
Publication of HK1113001ApublicationCriticalpatent/HK1113001A/zh
Publication of HK1113001BpublicationCriticalpatent/HK1113001B/zh