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 J M HagerupfiledCriticalJ M Hagerup
Priority to DK389076ApriorityCriticalpatent/DK389076A/da
Publication of DK389076ApublicationCriticalpatent/DK389076A/da