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 Украинская Инженерно-Педагогичесская АкадемияfiledCriticalУкраинская Инженерно-Педагогичесская Академия
Priority to UAU201005651UpriorityCriticalpatent/UA54776U/en
Publication of UA54776UpublicationCriticalpatent/UA54776U/en