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 Olga Krajakova, Anna RittliovafiledCriticalOlga Krajakova
Priority to CS527274ApriorityCriticalpatent/CS182382B1/en
Publication of CS182382B1publicationCriticalpatent/CS182382B1/en