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 Zhang-Xian ChenfiledCriticalZhang-Xian Chen
Priority to TW099201726UpriorityCriticalpatent/TWM391164U/zh
Publication of TWM391164UpublicationCriticalpatent/TWM391164U/zh