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 Shiuan-Jr YangfiledCriticalShiuan-Jr Yang
Priority to TW89212921UpriorityCriticalpatent/TW474203U/en
Publication of TW474203UpublicationCriticalpatent/TW474203U/en