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Priority claimed from US09/075,108external-prioritypatent/US6050208A/en
Application filed by Fern Investments LimitedfiledCriticalFern Investments Limited
Publication of HK1032563A1publicationCriticalpatent/HK1032563A1/zh
Publication of HK1032563BpublicationCriticalpatent/HK1032563B/zh