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 US10/443,300external-prioritypatent/US6983898B2/en
Application filed by Frank ClarkfiledCriticalFrank Clark
Publication of HK1074025A1publicationCriticalpatent/HK1074025A1/zh
Publication of HK1074025BpublicationCriticalpatent/HK1074025B/zh