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 Ireneusz Poppe, Stanisław DembskifiledCriticalIreneusz Poppe
Priority to PL379222ApriorityCriticalpatent/PL379222A1/en
Publication of PL379222A1publicationCriticalpatent/PL379222A1/en