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Priority claimed from CH995769Aexternal-prioritypatent/CH515216A/en
Application filed by Сандос Аг (Фирма)filedCriticalСандос Аг (Фирма)
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Publication of SU439968A1publicationCriticalpatent/SU439968A1/en
Publication of SU439968A3publicationCriticalpatent/SU439968A3/en