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 Kavalir, Miroslav StudnickafiledCriticalJaroslav Kavalir
Priority to CS130774ApriorityCriticalpatent/CS194272B1/cs
Publication of CS194272B1publicationCriticalpatent/CS194272B1/cs