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 Petr Ing HajtmarfiledCriticalPetr Ing Hajtmar
Priority to CZ1993824UpriorityCriticalpatent/CZ530U1/en
Priority to CS912033Aprioritypatent/CS203391A2/en
Publication of CS203391A2publicationCriticalpatent/CS203391A2/en