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 Louda, Jiri Ing Skokan, Jan Kurka, Tomas Ing JilekfiledCriticalJaroslav Louda
Priority to CS838765ApriorityCriticalpatent/CS238774B1/en
Publication of CS876583A1publicationCriticalpatent/CS876583A1/en
Publication of CS238774B1publicationCriticalpatent/CS238774B1/en