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Priority claimed from JP5898572Uexternal-prioritypatent/JPS5143225Y2/ja
Priority claimed from JP9955272Aexternal-prioritypatent/JPS5240328B2/ja
Priority claimed from JP503273Aexternal-prioritypatent/JPS523739B2/ja
Priority claimed from DK269073AAexternal-prioritypatent/DK138435B/da
Application filed by Ishikawajima Harima Heavy IndfiledCriticalIshikawajima Harima Heavy Ind
Publication of DK623474ApublicationCriticalpatent/DK623474A/da