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Priority claimed from JP1979002804Uexternal-prioritypatent/JPS5821373Y2/ja
Priority claimed from JP1979008580Uexternal-prioritypatent/JPS55110415U/ja
Application filed by Yoshino Kogyosho Co LtdfiledCriticalYoshino Kogyosho Co Ltd
Publication of IT7923489V0publicationCriticalpatent/IT7923489V0/it