Number | Name | Date | Kind |
---|---|---|---|
4148098 | McCreight et al. | Apr 1979 | |
4268905 | Johann et al. | May 1981 | |
4327408 | Frissell et al. | Apr 1982 |
Entry |
---|
Miller et al, "Programmable Loop-Back Read Diagnostic for Disk Drive" IBM Technical Disclosure Bulletin, vol. 14, No. 8, pp. 2272-2273, Jan. 1972. |