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Application filed by Vesely Ivan, Capek Antonin, Miroslav Ing Spacek, Drahonovsky Jan, Dolansky Vladimir, Palecek Jaroslav, Mostecky Jiri, Kubelka VladislavfiledCriticalVesely Ivan
Priority to CS862379ApriorityCriticalpatent/CS255124B1/cs
Publication of CS237986A1publicationCriticalpatent/CS237986A1/cs
Publication of CS255124B1publicationCriticalpatent/CS255124B1/cs