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Application filed by Otakar Cerny, Jiri Honzejk, Sigitas Ing AdomaviciusfiledCriticalOtakar Cerny
Priority to CS835300ApriorityCriticalpatent/CS245058B1/en
Publication of CS530083A1publicationCriticalpatent/CS530083A1/en
Publication of CS245058B1publicationCriticalpatent/CS245058B1/en