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 VyroubalfiledCriticalAntonin Vyroubal
Priority to CS836553ApriorityCriticalpatent/CS244702B1/en
Publication of CS655383A1publicationCriticalpatent/CS655383A1/en
Publication of CS244702B1publicationCriticalpatent/CS244702B1/en