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Application filed by ソニー株式会社filedCriticalソニー株式会社
Priority to JP2441478UpriorityCriticalpatent/JPS5923244Y2/ja
Publication of JPS54127507UpublicationCriticalpatent/JPS54127507U/ja
Application grantedgrantedCritical
Publication of JPS5923244Y2publicationCriticalpatent/JPS5923244Y2/ja
Magnetic disk drive motor having a fixed shaft with circumferential grooves for integrating the bearing therewith and having a disc abutting the outer ring of the bearing