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Priority claimed from CS338977Aexternal-prioritypatent/CS196727B1/cs
Application filed by Koller Ales, Karel Paul, Bozena Ing Sochova, Milan Ing SedivyfiledCriticalKoller Ales
Priority to CS765185ApriorityCriticalpatent/CS256451B3/cs
Publication of CS765185A1publicationCriticalpatent/CS765185A1/cs
Publication of CS256451B3publicationCriticalpatent/CS256451B3/cs