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 Zdzisław GmurczykfiledCriticalZdzisław Gmurczyk
Priority to PL380913ApriorityCriticalpatent/PL380913A1/en
Publication of PL380913A1publicationCriticalpatent/PL380913A1/en