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 Jiang-Wen Chen, Jiang-Ming ChenfiledCriticalJiang-Wen Chen
Priority to TW087207908UpriorityCriticalpatent/TW347679U/en
Publication of TW347679UpublicationCriticalpatent/TW347679U/en