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
Application filed by Umax Data Systems IncfiledCriticalUmax Data Systems Inc
Priority to TW88217420UpriorityCriticalpatent/TW443692U/en
Publication of TW443692UpublicationCriticalpatent/TW443692U/en