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| Patents for Glenn Kaufman | |||||
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| Number | Date | Patentee | Title | Type | |
| D488,363 | Apr. 13, 2004 | G. Kaufman, B.M. McGovern | Open-End Wrench Head | nut wrenches | |
| 8,051,749 | Nov. 08, 2011 | G. Dillon, G. Kaufman, E. Gustafson | Positive pivot centers for adjustable tools | pliers | |