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Priority claimed from PL19993877Aexternal-prioritypatent/PL115479B1/en
Application filed by Inst Chemii Organicznej Pan, Politechnika WroclawskafiledCriticalInst Chemii Organicznej Pan
Priority to PL23986482ApriorityCriticalpatent/PL136402B3/en
Publication of PL239864A3publicationCriticalpatent/PL239864A3/en
Publication of PL136402B3publicationCriticalpatent/PL136402B3/en