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 Sheng-Chang JangfiledCriticalSheng-Chang Jang
Priority to TW90215587UpriorityCriticalpatent/TW538943U/en
Publication of TW538943UpublicationCriticalpatent/TW538943U/en