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 Studnicka Alexandr, Jaromir Mencl, Houzvicek Vaclav, Premysl KubikfiledCriticalStudnicka Alexandr
Priority to CS841497ApriorityCriticalpatent/CS241756B1/en
Publication of CS149784A1publicationCriticalpatent/CS149784A1/en
Publication of CS241756B1publicationCriticalpatent/CS241756B1/en