Number | Name | Date | Kind |
---|---|---|---|
3947295 | Tawara et al. | Mar 1976 | |
3997371 | Tokunga et al. | Dec 1976 | |
4081297 | Nagel et al. | Mar 1978 | |
4082582 | Menth et al. | Apr 1978 |
Entry |
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Tawara et al., "Rare Earth-Cobalt ---Composition," IEEE Trans. Magnetics, Mag-12, (Nov. 1976), 954. |