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Priority claimed from DD26372384Aexternal-prioritypatent/DD225991A1/de
Priority claimed from DD84263718Aexternal-prioritypatent/DD225990A1/de
Application filed by Akad Wissenschaften DdrfiledCriticalAkad Wissenschaften Ddr
Priority claimed from EP85106736Aexternal-prioritypatent/EP0163318B1/de
Application grantedgrantedCritical
Publication of ATE29249T1publicationCriticalpatent/ATE29249T1/de