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 Eduard Ing SmutnyfiledCriticalEduard Ing Smutny
Priority to CS855ApriorityCriticalpatent/CS243885B1/en
Publication of CS585A1publicationCriticalpatent/CS585A1/en
Publication of CS243885B1publicationCriticalpatent/CS243885B1/en