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 Suchanek Borivoj, Dvoracek JaroslavfiledCriticalSuchanek Borivoj
Priority to CS522688ApriorityCriticalpatent/CS273706B1/en
Publication of CS522688A1publicationCriticalpatent/CS522688A1/en
Publication of CS273706B1publicationCriticalpatent/CS273706B1/en