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 Henning Risvig HenriksenfiledCriticalHenning Risvig Henriksen
Priority claimed from EP19830900916external-prioritypatent/EP0102992B2/de
Application grantedgrantedCritical
Publication of ATE23806T1publicationCriticalpatent/ATE23806T1/de