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Application filed by Matelova Vlasta, Miroslava Ing Ulehlova, Pilat Petr, Bezdek Karel, Okanik Boris, Bucko Michal, Miklas EmilfiledCriticalMatelova Vlasta
Priority to CS877167ApriorityCriticalpatent/CS262188B1/en
Publication of CS716787A1publicationCriticalpatent/CS716787A1/en
Publication of CS262188B1publicationCriticalpatent/CS262188B1/en