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 Kazimierz SielskifiledCriticalKazimierz Sielski
Priority to PL118484UpriorityCriticalpatent/PL65684Y1/pl
Publication of PL118484U1publicationCriticalpatent/PL118484U1/pl
Publication of PL65684Y1publicationCriticalpatent/PL65684Y1/pl