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Priority claimed from CH1383069Aexternal-prioritypatent/CH574921A5/de
Application filed by Циба-Гейги Аг (Фирма Швейцария)filedCriticalЦиба-Гейги Аг (Фирма Швейцария)
Application grantedgrantedCritical
Publication of SU442594A3publicationCriticalpatent/SU442594A3/ru
Publication of SU442594A1publicationCriticalpatent/SU442594A1/ru