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Application filed by Viktor Ing Csc Taus, Josef PruchafiledCriticalViktor Ing Csc Taus
Priority to CS829284ApriorityCriticalpatent/CS238730B1/en
Publication of CS928482A1publicationCriticalpatent/CS928482A1/en
Publication of CS238730B1publicationCriticalpatent/CS238730B1/en