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 Emil PlowieckifiledCriticalEmil Plowiecki
Priority to PL31305996ApriorityCriticalpatent/PL179883B1/en
Publication of PL313059A1publicationCriticalpatent/PL313059A1/en
Publication of PL179883B1publicationCriticalpatent/PL179883B1/en