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Application filed by Tomas Ing Zdansky, Viktor KloudafiledCriticalTomas Ing Zdansky
Priority to CS842944ApriorityCriticalpatent/CS243026B1/en
Publication of CS294484A1publicationCriticalpatent/CS294484A1/en
Publication of CS243026B1publicationCriticalpatent/CS243026B1/en