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 Shu-Pin ChangfiledCriticalShu-Pin Chang
Priority to TW91220603UpriorityCriticalpatent/TW569912U/en
Publication of TW569912UpublicationCriticalpatent/TW569912U/en