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Priority to JP4197881UpriorityCriticalpatent/JPH0112417Y2/ja
Publication of JPS57155818UpublicationCriticalpatent/JPS57155818U/ja
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Publication of JPH0112417Y2publicationCriticalpatent/JPH0112417Y2/ja
Reproducing circuit for magneto-resistive head having an initial amplifying stage, a differential amplifying stage, and means for controlling the time of operation thereof