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
Application filed by Eckhoff Ind Design SigridfiledCriticalEckhoff Ind Design Sigrid
Priority to NO911980ApriorityCriticalpatent/NO173156C/no
Publication of NO911980D0publicationCriticalpatent/NO911980D0/no
Publication of NO911980LpublicationCriticalpatent/NO911980L/no
Publication of NO173156BpublicationCriticalpatent/NO173156B/no
Publication of NO173156CpublicationCriticalpatent/NO173156C/no