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Priority claimed from CH1366867Aexternal-prioritypatent/CH469395A/de
Application filed by Байзе Каскад Корпорейшн (Фирма)filedCriticalБайзе Каскад Корпорейшн (Фирма)
Application grantedgrantedCritical
Publication of SU439999A1publicationCriticalpatent/SU439999A1/ru
Publication of SU439999A3publicationCriticalpatent/SU439999A3/ru