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Priority claimed from GB898924232Aexternal-prioritypatent/GB8924232D0/en
Application filed by Clulow Malcom George, David Frederick WinnettfiledCriticalClulow Malcom George
Publication of NO921625D0publicationCriticalpatent/NO921625D0/no
Publication of NO921625LpublicationCriticalpatent/NO921625L/no