Number | Name | Date | Kind |
---|---|---|---|
3656426 | Potter | Apr 1972 | |
3752069 | Stiles | Aug 1973 | |
3872788 | Palombo | Mar 1975 | |
3880075 | Bovett et al. | Apr 1975 | |
4275653 | Balcavage et al. | Jun 1981 |
Entry |
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Meier, "Digital Correction . . . " IBM Technical Disclosure Bulletin, vol. 14, No. 12, pp. 3565-3566, 5/72. |
Hryck et al., "Type Belt . . . System" IBM Technical Disclosure Bulletin, vol. 22, No. 8A, pp. 3169-3170, 1/80. |