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 Jitka Ing Vaclavkova, Jelinek ZdenekfiledCriticalJitka Ing Vaclavkova
Priority to CS836943ApriorityCriticalpatent/CS238755B1/en
Publication of CS694383A1publicationCriticalpatent/CS694383A1/en
Publication of CS238755B1publicationCriticalpatent/CS238755B1/en