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 Foldmeroe Es Talajvizsgalo Val, Koemue Es Melyepitoe VallalatfiledCriticalFoldmeroe Es Talajvizsgalo Val
Priority to HUFO000849priorityCriticalpatent/HU179701B/en
Publication of HU179701BpublicationCriticalpatent/HU179701B/en