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 Jaroslav Ing Kubata, Otto Somogyi, Jiri Ing KorinekfiledCriticalJaroslav Ing Kubata
Priority to CS872930ApriorityCriticalpatent/CS260194B1/en
Publication of CS293087A1publicationCriticalpatent/CS293087A1/en
Publication of CS260194B1publicationCriticalpatent/CS260194B1/en