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Application filed by Pelegrin Eduard, Alexander Ing Slanina, Ladislav SzarvasyfiledCriticalPelegrin Eduard
Priority to CS851355ApriorityCriticalpatent/CS244600B1/en
Publication of CS135585A1publicationCriticalpatent/CS135585A1/en
Publication of CS244600B1publicationCriticalpatent/CS244600B1/en