Number | Date | Country | Kind |
---|---|---|---|
13197 | May 1991 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4625249 | Iwata | Nov 1986 | |
4651245 | Kanno | Mar 1987 | |
4835642 | Furukawa et al. | May 1989 |
Entry |
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"'89 Electronic Parts Catalog Index", published Oct. 6, 1988, p. 115, Item No. HFBKF 3/4 and HFBKE 3/4. |
"89 Electronic Parts Catalog", published by Electronic Industries Association of Japan, Oct. 6, 1988; p. 183; 3rd Magnetic head From Top. |