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Application filed by Tomas Bartusek, Kalvoda Ladislav, Vojtech Marek, Oblozinsky Anton, Vrkoc JanfiledCriticalTomas Bartusek
Priority to CS834917ApriorityCriticalpatent/CS255804B1/en
Publication of CS491783A1publicationCriticalpatent/CS491783A1/en
Publication of CS255804B1publicationCriticalpatent/CS255804B1/en