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Priority claimed from DE19681767157external-prioritypatent/DE1767157A1/de
Priority claimed from DE19681808042external-prioritypatent/DE1808042A1/de
Application filed by Байер Аг (Фирма)filedCriticalБайер Аг (Фирма)
Application grantedgrantedCritical
Publication of SU443514A1publicationCriticalpatent/SU443514A1/ru
Publication of SU443514A3publicationCriticalpatent/SU443514A3/ru