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| Patents for Hill Pump Valve Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,243,860 | Oct. 23, 1917 | C.H. Toombs, C.A. Olson | Socket Wrench | quick adjust wrenches | |
| 1,243,861 | Oct. 23, 1917 | C.H. Toombs, C.A. Olson | Folding Brace Wrench | brace wrenches | |