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Priority claimed from US08/199,415external-prioritypatent/US5487927A/en
Application filed by Deco Patents, Inc.filedCriticalDeco Patents, Inc.
Publication of HK1009141A1publicationCriticalpatent/HK1009141A1/zh
Publication of HK1009141BpublicationCriticalpatent/HK1009141B/zh