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 Vladimir MichalkafiledCriticalVladimir Michalka
Priority to CS69076ApriorityCriticalpatent/CS180384B1/cs
Publication of CS180384B1publicationCriticalpatent/CS180384B1/cs