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 Vaclav Krob, Smidrkal Jan, Hana Zajicova, Novak Jan, Marie Solarova, Karel ProchazkafiledCriticalVaclav Krob
Priority to CS885053ApriorityCriticalpatent/CS269400B1/en
Publication of CS505388A1publicationCriticalpatent/CS505388A1/en
Publication of CS269400B1publicationCriticalpatent/CS269400B1/en