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 Pavel Ing Stepan, Sova Oto, Jiri Ing Peichl, Otto Ing VeverkafiledCriticalPavel Ing Stepan
Priority to CS904398ApriorityCriticalpatent/CZ279592B6/en
Priority to SK4398-90Aprioritypatent/SK280219B6/en
Publication of CS439890A3publicationCriticalpatent/CS439890A3/en
Publication of CZ279592B6publicationCriticalpatent/CZ279592B6/en