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 Rybnicka Fabryka Maszyn RyfamafiledCriticalRybnicka Fabryka Maszyn Ryfama
Priority to PL30183894ApriorityCriticalpatent/PL172798B1/en
Publication of PL301838A1publicationCriticalpatent/PL301838A1/en
Publication of PL172798B1publicationCriticalpatent/PL172798B1/en