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 Vladislav Anderle, Jaroslav RonovskyfiledCriticalVladislav Anderle
Priority to CS458976ApriorityCriticalpatent/CS183472B1/cs
Publication of CS183472B1publicationCriticalpatent/CS183472B1/cs