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Priority to JP1986165807UpriorityCriticalpatent/JPH0433494Y2/ja
Publication of JPS6372370UpublicationCriticalpatent/JPS6372370U/ja
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Publication of JPH0433494Y2publicationCriticalpatent/JPH0433494Y2/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