Number | Date | Country | Kind |
---|---|---|---|
62-272943 | Oct 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4332834 | Takei | Jun 1982 | |
4678682 | Asai et al. | Jul 1987 | |
4791032 | Komatsu et al. | Dec 1988 | |
4824708 | Suzuki et al. | Apr 1989 |
Entry |
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Technical Data MR67-18 (1967) of the Society for Research of Magnetic Recording in Inst. of Electro. and Commun. Eng. of Japan, pp. 1-15. |
IEEE Trans. Magnetics, Mag-20, pp. 81-83 (1984). |