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 BartecekfiledCriticalJaroslav Bartecek
Priority to CS562174ApriorityCriticalpatent/CS185320B1/cs
Publication of CS185320B1publicationCriticalpatent/CS185320B1/cs