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 Hellesens Enke & V Ludvigsen AfiledCriticalHellesens Enke & V Ludvigsen A
Application grantedgrantedCritical
Publication of DK55341CpublicationCriticalpatent/DK55341C/en