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Priority claimed from CS883605Aexternal-prioritypatent/CS270337B1/cs
Priority claimed from CS891611Aexternal-prioritypatent/CS161189A1/cs
Application filed by Ceskoslovenska Akademie VedfiledCriticalCeskoslovenska Akademie Ved
Priority claimed from EP19890109475external-prioritypatent/EP0343673B1/de
Application grantedgrantedCritical
Publication of ATE97638T1publicationCriticalpatent/ATE97638T1/de