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 Alexej Ing MruzekfiledCriticalAlexej Ing Mruzek
Priority to CS841966ApriorityCriticalpatent/CS240800B1/en
Publication of CS196684A1publicationCriticalpatent/CS196684A1/en
Publication of CS240800B1publicationCriticalpatent/CS240800B1/en