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Priority claimed from US09/253,672external-prioritypatent/US6064042A/en
Application filed by Wik Far East LimitedfiledCriticalWik Far East Limited
Publication of HK1059867A1publicationCriticalpatent/HK1059867A1/zh
Publication of HK1059867BpublicationCriticalpatent/HK1059867B/zh