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Priority claimed from DD25382183Aexternal-prioritypatent/DD220316A1/en
Priority claimed from DD26226484Aexternal-prioritypatent/DD225795A1/en
Priority claimed from DD26226084Aexternal-prioritypatent/DD226010A1/en
Priority claimed from DD26226384Aexternal-prioritypatent/DD226084A1/en
Priority claimed from DD26226184Aexternal-prioritypatent/DD226593A1/en
Application filed by Akad Wissenschaften DdrfiledCriticalAkad Wissenschaften Ddr
Priority claimed from EP84109485Aexternal-prioritypatent/EP0134025B1/en
Application grantedgrantedCritical
Publication of ATE35145T1publicationCriticalpatent/ATE35145T1/en