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 Miroslav Ing Veverka, Tomas Ing MotacekfiledCriticalMiroslav Ing Veverka
Priority to CS848762ApriorityCriticalpatent/CS240399B1/en
Publication of CS876284A1publicationCriticalpatent/CS876284A1/en
Publication of CS240399B1publicationCriticalpatent/CS240399B1/en