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 NO1790/68Aexternal-prioritypatent/NO121069B/no
Application filed by Chanden CoatingsfiledCriticalChanden Coatings
Priority to NO243370ApriorityCriticalpatent/NO132280C/no
Publication of NO132280BpublicationCriticalpatent/NO132280B/no
Publication of NO132280CpublicationCriticalpatent/NO132280C/no