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Application filed by Vanko Milan, Jan Prof Ing Csc Ilavsky, Anton Ing Csc Vanko, Viliam Ing Lednicky, Vlasta Ing NovotnafiledCriticalVanko Milan
Priority to CS833520ApriorityCriticalpatent/CS231290B1/en
Publication of CS352083A1publicationCriticalpatent/CS352083A1/en
Publication of CS231290B1publicationCriticalpatent/CS231290B1/en