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Application filed by Karel Ing Hlinstak, Kopernicky Ivan, Macho Vendelin, Teodor Ing Sajmir, Ilja Ing Csc Tesar, Jiri Ing Manak, Krizka Pavel, Milan Ing Palkovik, Julius Ing JankovicfiledCriticalKarel Ing Hlinstak
Priority to CS871105ApriorityCriticalpatent/CS263359B1/en
Publication of CS110587A1publicationCriticalpatent/CS110587A1/en
Publication of CS263359B1publicationCriticalpatent/CS263359B1/en