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Application filed by Kazimierz SielskifiledCriticalKazimierz Sielski
Priority to PL119350UpriorityCriticalpatent/PL66342Y1/pl
Publication of PL119350U1publicationCriticalpatent/PL119350U1/pl
Publication of PL66342Y1publicationCriticalpatent/PL66342Y1/pl