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Application filed by Konecny Dusan, Konecna Vera, Klatil Miroslav, Svarc Josef, Jaromir Ing Csc Trneny, Z Pavel Ing, Grmela Vladimir, Kroupa Jaroslav, Matous Vladimir, Ivan Ing SoucekfiledCriticalKonecny Dusan
Priority to CS871098ApriorityCriticalpatent/CS264404B1/en
Publication of CS109887A1publicationCriticalpatent/CS109887A1/en
Publication of CS264404B1publicationCriticalpatent/CS264404B1/en