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Application filed by Stanislav Prof Ing Csc Klein, Cermak Jan, Antonin Ing Csc Havlicek, Miloslav Ing Csc LouckafiledCriticalStanislav Prof Ing Csc Klein
Priority to CS813803ApriorityCriticalpatent/CS242754B1/en
Publication of CS380381A1publicationCriticalpatent/CS380381A1/en
Publication of CS242754B1publicationCriticalpatent/CS242754B1/en