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 Tsan-Yau Chen, Han-Wu ShiufiledCriticalTsan-Yau Chen
Priority to TW087200053UpriorityCriticalpatent/TW348488U/en
Publication of TW348488UpublicationCriticalpatent/TW348488U/en