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 Yu-Chun Lee, Kuei-Chen YangfiledCriticalYu-Chun Lee
Priority to TW099221866UpriorityCriticalpatent/TWM402869U/en
Publication of TWM402869UpublicationCriticalpatent/TWM402869U/en