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.)
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Publication date
Priority claimed from NO2489/69Aexternal-prioritypatent/NO120464B/no
Application filed by Isovator AsfiledCriticalIsovator As
Priority to NO4070ApriorityCriticalpatent/NO120983B/no
Publication of NO120983BpublicationCriticalpatent/NO120983B/no