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 Milan Ing Samanek, Tuma ZdenekfiledCriticalMilan Ing Samanek
Priority to CS873058ApriorityCriticalpatent/CS261195B1/en
Publication of CS305887A1publicationCriticalpatent/CS305887A1/en
Publication of CS261195B1publicationCriticalpatent/CS261195B1/en