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 Farm Kand Harald Olof H NygrenfiledCriticalFarm Kand Harald Olof H Nygren
Application grantedgrantedCritical
Publication of DK71056CpublicationCriticalpatent/DK71056C/da