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 Zhao-Heng ChenfiledCriticalZhao-Heng Chen
Priority to TW103212434UpriorityCriticalpatent/TWM488951U/en
Publication of TWM488951UpublicationCriticalpatent/TWM488951U/en