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Priority claimed from PL24304983Aexternal-prioritypatent/PL139406B1/en
Application filed by Inst Nawozow SztucznychfiledCriticalInst Nawozow Sztucznych
Priority to PL27086888ApriorityCriticalpatent/PL154936B3/en
Publication of PL270868A3publicationCriticalpatent/PL270868A3/en
Publication of PL154936B3publicationCriticalpatent/PL154936B3/en