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Priority to JP1984191150UpriorityCriticalpatent/JPS61105288U/ja
Priority to NO85854761Aprioritypatent/NO167373C/no
Priority to GB08529905Aprioritypatent/GB2169259B/en
Priority to DE3543609Aprioritypatent/DE3543609C2/de
Priority to KR1019850009408Aprioritypatent/KR910000635B1/ko
Publication of JPS61105288UpublicationCriticalpatent/JPS61105288U/ja