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 Shih Chien HsienfiledCriticalShih Chien Hsien
Priority to BR7302020UpriorityCriticalpatent/BR7302020U/pt
Publication of BR7302020UpublicationCriticalpatent/BR7302020U/pt