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Application filed by Kazimierz SielskifiledCriticalKazimierz Sielski
Priority to PL122435UpriorityCriticalpatent/PL68520Y1/pl
Publication of PL122435U1publicationCriticalpatent/PL122435U1/pl
Publication of PL68520Y1publicationCriticalpatent/PL68520Y1/pl