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Priority to JP773274ApriorityCriticalpatent/JPS558303B2/ja
Publication of JPS50102994ApublicationCriticalpatent/JPS50102994A/ja
Publication of JPS558303B2publicationCriticalpatent/JPS558303B2/ja
Tete de travail pour machine a surfacer les lentilles, notamment les lentilles ophtalmiques en matiere organique, et machine comportant une telle tete de travail