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| Patents for Richard L. Hopper Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,125,722 | Oct. 03, 2000 | K.E. Kessler, C.H. Heiligenthal, W.A. Nurmi, R.L. Hopper, Jr. | Ratchet Wrench with Sealed Reversing Lever | ratchet wrenches | |