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Application filed by Kjell HelgesenfiledCriticalKjell Helgesen
Priority to NO890320ApriorityCriticalpatent/NO890320D0/no
Publication of NO890320D0publicationCriticalpatent/NO890320D0/no
NO890320A1989-01-261989-01-26Fremgangsmaate og verktoeykombinasjon til utboring av hull i bygningselementer for frilegging av koplingsbokser.
NO890320D0
(no)