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 Guo-Ying Tsai, Wei-Cheng JangfiledCriticalGuo-Ying Tsai
Priority to TW88216756UpriorityCriticalpatent/TW482132U/en
Publication of TW482132UpublicationCriticalpatent/TW482132U/en