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 Antonin PelcfiledCriticalAntonin Pelc
Priority to CS461475ApriorityCriticalpatent/CS179676B1/cs
Publication of CS179676B1publicationCriticalpatent/CS179676B1/cs