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 chang-han ZhangfiledCriticalchang-han Zhang
Priority to TW086201043UpriorityCriticalpatent/TW331786U/en
Publication of TW331786UpublicationCriticalpatent/TW331786U/en