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Application filed by Instytut Techniki Górniczej KomagfiledCriticalInstytut Techniki Górniczej Komag
Priority to PL386805ApriorityCriticalpatent/PL215824B1/pl
Publication of PL386805A1publicationCriticalpatent/PL386805A1/pl
Publication of PL215824B1publicationCriticalpatent/PL215824B1/pl