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Application filed by Krajci Pavol, Milan Ing Sala Novosad, Arpad Ing KissfiledCriticalKrajci Pavol
Priority to CS862660ApriorityCriticalpatent/CS256178B1/en
Publication of CS266086A1publicationCriticalpatent/CS266086A1/en
Publication of CS256178B1publicationCriticalpatent/CS256178B1/en