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Application filed by Miroslav Malec, Antonin Ing Karmasin, Milos Ing Skocovsky, Frantisek MiholafiledCriticalMiroslav Malec
Priority to CS864413ApriorityCriticalpatent/CS255148B1/en
Publication of CS441386A1publicationCriticalpatent/CS441386A1/en
Publication of CS255148B1publicationCriticalpatent/CS255148B1/en