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| Patents Granted on 1993-08-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,239,899 | Aug. 31, 1993 | D.R. Baker | Wrench with Inclined Drive Faces | nut wrenches | |
| 5,240,356 | Aug. 31, 1993 | T. Saito, T. Arai | Nitrided Cutter Machining | insert tool holders | |