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 Poltegor Projekt B St I P GornfiledCriticalPoltegor Projekt B St I P Gorn
Priority to PL29516892ApriorityCriticalpatent/PL167807B1/en
Publication of PL295168A1publicationCriticalpatent/PL295168A1/en
Publication of PL167807B1publicationCriticalpatent/PL167807B1/en