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 Tord Ivar Svante FogelbergfiledCriticalTord Ivar Svante Fogelberg
Priority to DK405853ApriorityCriticalpatent/DK85558C/da
Application grantedgrantedCritical
Publication of DK85558CpublicationCriticalpatent/DK85558C/da