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
Priority claimed from NO881322Aexternal-prioritypatent/NO164219C/no
Application filed by Steinar E MellgrenfiledCriticalSteinar E Mellgren
Priority to NO891197ApriorityCriticalpatent/NO172568C/no
Publication of NO891197D0publicationCriticalpatent/NO891197D0/no
Publication of NO891197LpublicationCriticalpatent/NO891197L/no
Publication of NO172568BpublicationCriticalpatent/NO172568B/no
Publication of NO172568CpublicationCriticalpatent/NO172568C/no