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 Ando Jan, Drahomir Zouhar, Vaclav Sustr, Eduard Sidlo, Musil Ivan, Havranek Milan, Drkal Jaroslav, Frantisek DolihalfiledCriticalAndo Jan
Priority to CS833621ApriorityCriticalpatent/CS239529B1/en
Publication of CS362183A1publicationCriticalpatent/CS362183A1/en
Publication of CS239529B1publicationCriticalpatent/CS239529B1/en