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 Karel Ing ZmeskalfiledCriticalKarel Ing Zmeskal
Priority to CS856385ApriorityCriticalpatent/CS254385B1/cs
Priority to IT21592/86Aprioritypatent/IT1197160B/it
Priority to JP61208094Aprioritypatent/JPS62110952A/ja
Publication of CS638585A1publicationCriticalpatent/CS638585A1/cs
Publication of CS254385B1publicationCriticalpatent/CS254385B1/cs