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 Miloslav Doc Dr Csc Podhorsky, Bohuslav Ing Plachy, Libuse Dr Pokorna, Jiri Ing Csc WeberschinkefiledCriticalMiloslav Doc Dr Csc Podhorsky
Priority to CS875415ApriorityCriticalpatent/CS263036B1/en
Publication of CS541587A1publicationCriticalpatent/CS541587A1/en
Publication of CS263036B1publicationCriticalpatent/CS263036B1/en