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Application filed by Katowice Metalurgiczny HutafiledCriticalKatowice Metalurgiczny Huta
Priority to PL19632877ApriorityCriticalpatent/PL112304B1/pl
Publication of PL196328A1publicationCriticalpatent/PL196328A1/pl
Publication of PL112304B1publicationCriticalpatent/PL112304B1/pl