Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CH1172769Aexternal-prioritypatent/CH520165A/de
Priority claimed from CH67470Aexternal-prioritypatent/CH523285A/de
Application filed by Сандос Аг (Фирма)filedCriticalСандос Аг (Фирма)
Application grantedgrantedCritical
Publication of SU446970A3publicationCriticalpatent/SU446970A3/ru
Publication of SU446970A1publicationCriticalpatent/SU446970A1/ru