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Application filed by Safar Vaclav, Tesar Oldrich, Skala Josef, Stanislav Kabele, Jaroslav Limbersky, Ladislav Bures, Mladek Milos, Blasko Michal, Ladislav PirklfiledCriticalSafar Vaclav
Priority to CS873874ApriorityCriticalpatent/CS263808B1/en
Publication of CS387487A1publicationCriticalpatent/CS387487A1/en
Publication of CS263808B1publicationCriticalpatent/CS263808B1/en