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 Bo-Nian ShiaufiledCriticalBo-Nian Shiau
Priority to TW89210916UpriorityCriticalpatent/TW477229U/zh
Publication of TW477229UpublicationCriticalpatent/TW477229U/zh