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Application filed by Piotrowicka Fabryka Maszyn FamfiledCriticalPiotrowicka Fabryka Maszyn Fam
Priority to PL19509977ApriorityCriticalpatent/PL111595B1/pl
Publication of PL195099A1publicationCriticalpatent/PL195099A1/pl
Publication of PL111595B1publicationCriticalpatent/PL111595B1/pl