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 Bydgoskie Przed Budowy PiecowfiledCriticalBydgoskie Przed Budowy Piecow
Priority to PL19650877ApriorityCriticalpatent/PL107053B1/pl
Publication of PL196508A1publicationCriticalpatent/PL196508A1/pl
Publication of PL107053B1publicationCriticalpatent/PL107053B1/pl