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Priority claimed from JP8437573Aexternal-prioritypatent/JPS5031164A/ja
Priority claimed from JP741486Aexternal-prioritypatent/JPS563450B2/ja
Priority claimed from JP3200574Uexternal-prioritypatent/JPS5412620Y2/ja
Application filed by Nishiki Sangyo KkfiledCriticalNishiki Sangyo Kk
Publication of IN142843BpublicationCriticalpatent/IN142843B/en