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 Hsieh Tieh HuofiledCriticalHsieh Tieh Huo
Priority to BR6902156UpriorityCriticalpatent/BR6902156U/pt
Publication of BR6902156UpublicationCriticalpatent/BR6902156U/pt