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 Zbynek BorilfiledCriticalZbynek Boril
Priority to CS705988ApriorityCriticalpatent/CS274440B2/en
Publication of CS705988A2publicationCriticalpatent/CS705988A2/en
Publication of CS274440B2publicationCriticalpatent/CS274440B2/en