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 Bedrich Tlamka, Jaromir DvoracekfiledCriticalBedrich Tlamka
Priority to CS359777ApriorityCriticalpatent/CS193235B1/cs
Publication of CS193235B1publicationCriticalpatent/CS193235B1/cs