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 Limpouch Bohuslav, Vanecek Vaclav, Josef LebduskafiledCriticalLimpouch Bohuslav
Priority to CS858230ApriorityCriticalpatent/CS256039B1/en
Publication of CS823085A1publicationCriticalpatent/CS823085A1/en
Publication of CS256039B1publicationCriticalpatent/CS256039B1/en