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 Drahomira Ing PasterekovafiledCriticalDrahomira Ing Pasterekova
Priority to CS8410471ApriorityCriticalpatent/CS244992B1/en
Publication of CS1047184A1publicationCriticalpatent/CS1047184A1/en
Publication of CS244992B1publicationCriticalpatent/CS244992B1/en