JPH0263255B
PURPOSE:To obtain a medium excellent in S/N, MOL and sensitivity, by containing ferromagnetic metallic powder A having >=37m /g of specific surface area and ferromagnetic metallic powder B having
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To obtain a medium excellent in S/N, MOL and sensitivity, by containing ferromagnetic metallic powder A having >=37m /g of specific surface area and ferromagnetic metallic powder B having |
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