Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Miroslav Kosina, Vladimir Barta, Olga Faltova, Ivan V Jerjemin, Ljudmila V SuljakovskajafiledCriticalMiroslav Kosina
Priority to CS657475ApriorityCriticalpatent/CS189936B1/cs
Publication of CS189936B1publicationCriticalpatent/CS189936B1/cs