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
Priority claimed from AT464574Aexternal-prioritypatent/AT335147B/en
Priority claimed from AT626074Aexternal-prioritypatent/AT340661B/en
Application filed by J HulinskyfiledCriticalJ Hulinsky
Publication of DK246675ApublicationCriticalpatent/DK246675A/en