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 Lin Shih HsienfiledCriticalLin Shih Hsien
Priority to PL95306892ApriorityCriticalpatent/PL177271B1/en
Publication of PL306892A1publicationCriticalpatent/PL306892A1/en
Publication of PL177271B1publicationCriticalpatent/PL177271B1/en