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Priority claimed from JP56083958Aexternal-prioritypatent/JPS57201448A/en
Priority claimed from JP56083959Aexternal-prioritypatent/JPS57201487A/en
Priority claimed from GB8214915Aexternal-prioritypatent/GB2099337B/en
Application filed by Yoshida Kogyo KkfiledCriticalYoshida Kogyo Kk
Publication of SG76087GpublicationCriticalpatent/SG76087G/en