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 Antonin Smolik, Josef Sima, Jan Jakes, Oldrich Rybar, Milan Exner, Blanka JonasovafiledCriticalAntonin Smolik
Priority to CS333281ApriorityCriticalpatent/CS222472B1/cs
Publication of CS222472B1publicationCriticalpatent/CS222472B1/cs