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 Wawel Byt Rud Gwarectwo WeglofiledCriticalWawel Byt Rud Gwarectwo Weglo
Priority to PL26998688ApriorityCriticalpatent/PL155503B1/en
Publication of PL269986A1publicationCriticalpatent/PL269986A1/en
Publication of PL155503B1publicationCriticalpatent/PL155503B1/en