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Application filed by Karpisek Jiri, Jaroslav Ing Vojtisek, Jiri Ing AltmanfiledCriticalKarpisek Jiri
Priority to CS886377ApriorityCriticalpatent/CS272419B1/en
Publication of CS637788A1publicationCriticalpatent/CS637788A1/en
Publication of CS272419B1publicationCriticalpatent/CS272419B1/en