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 Shr-Ching HuangfiledCriticalShr-Ching Huang
Priority to TW91210777UpriorityCriticalpatent/TW552936U/en
Publication of TW552936UpublicationCriticalpatent/TW552936U/en