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 Dansk Esso A SfiledCriticalDansk Esso A S
Priority to DK465582ApriorityCriticalpatent/DK147772C/da
Publication of DK465582ApublicationCriticalpatent/DK465582A/da
Publication of DK147772BpublicationCriticalpatent/DK147772B/da
Application grantedgrantedCritical
Publication of DK147772CpublicationCriticalpatent/DK147772C/da