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 Ivo KueffelfiledCriticalIvo Kueffel
Priority to CS204476ApriorityCriticalpatent/CS183348B1/cs
Publication of CS183348B1publicationCriticalpatent/CS183348B1/cs