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 Chiung-Yu LinfiledCriticalChiung-Yu Lin
Priority to TW90220155UpriorityCriticalpatent/TW513909U/zh
Publication of TW513909UpublicationCriticalpatent/TW513909U/zh