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 Eugen Barak, Peter Ing Kurucz, Jozef TomsikfiledCriticalEugen Barak
Priority to CS83482ApriorityCriticalpatent/CS228338B1/en
Publication of CS228338B1publicationCriticalpatent/CS228338B1/en