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Application filed by Skalsky Jiri, Prikryl Josef, Jaromir Ing HladikfiledCriticalSkalsky Jiri
Priority to CS8410562ApriorityCriticalpatent/CS253155B1/en
Publication of CS1056284A1publicationCriticalpatent/CS1056284A1/en
Publication of CS253155B1publicationCriticalpatent/CS253155B1/en