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 SG1996002195Aexternal-prioritypatent/SG59933A1/en
Application filed by Wee Lau BoonfiledCriticalWee Lau Boon
Publication of HK1002185A1publicationCriticalpatent/HK1002185A1/en
Publication of HK1002185BpublicationCriticalpatent/HK1002185B/en