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Priority claimed from US06/431,588external-prioritypatent/US4492624A/en
Application filed by Stone & Webster Eng CorpfiledCriticalStone & Webster Eng Corp
Publication of NO842137LpublicationCriticalpatent/NO842137L/en
Publication of NO164784BpublicationCriticalpatent/NO164784B/en
Publication of NO164784CpublicationCriticalpatent/NO164784C/en