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 Rung-Tzung PanfiledCriticalRung-Tzung Pan
Priority to TW91203275UpriorityCriticalpatent/TW580863U/en
Publication of TW580863UpublicationCriticalpatent/TW580863U/en