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| Patents Granted on 1963-05-07 | |||||
| Number | Date | Patentee | Title | Type | |
| 3,088,249 | May 07, 1963 | J.W. Sjostrom, L.B. Pope | Grinding Machine | grinders | |
| 3,088,335 | May 07, 1963 | E.P. Bullard, III | Machine Tool Positioning Control | ||