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Priority claimed from PCT/JP1989/000173external-prioritypatent/WO1989008150A1/en
Application filed by Nippon Shoji KkfiledCriticalNippon Shoji Kk
Publication of NO894369D0publicationCriticalpatent/NO894369D0/en
Publication of NO894369LpublicationCriticalpatent/NO894369L/en