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 yi-zhen ZhangfiledCriticalyi-zhen Zhang
Priority to TW085214954UpriorityCriticalpatent/TW303870U/zh
Publication of TW303870UpublicationCriticalpatent/TW303870U/zh