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| Patents Granted on 1968-01-16 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,363,366 | Jan. 16, 1968 | M.R. Estabrook | Abrading machine | ||
| 3,363,700 | Jan. 16, 1968 | F.C. Bogusch, Jr. | Rotary and hammer drill | handheld power drills | |