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| Patents for William C. Westerfield | |||||
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| Number | Date | Patentee | Title | Type | |
| 126,506 | May 07, 1872 | W.C. Westerfield | Improvement in Pipe-Wrenches | pipe wrenches | |
| 228,707 | Jun. 08, 1880 | W.C. Westerfield | Wrench Adapted To Grasping Cylindrical Bodies | chain and strap wrenches | |