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 Dao Pin ChangfiledCriticalDao Pin Chang
Priority to BR7200201UpriorityCriticalpatent/BR7200201U/en
Publication of BR7200201UpublicationCriticalpatent/BR7200201U/en